diff --git a/packages/Webkul/Admin/src/Http/Controllers/ConfigurationController.php b/packages/Webkul/Admin/src/Http/Controllers/ConfigurationController.php
index e3461018d..76632a9dc 100644
--- a/packages/Webkul/Admin/src/Http/Controllers/ConfigurationController.php
+++ b/packages/Webkul/Admin/src/Http/Controllers/ConfigurationController.php
@@ -4,6 +4,7 @@ namespace Webkul\Admin\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Admin\Facades\Configuration;
 use Webkul\Core\Repositories\CoreConfigRepository as CoreConfig;
 use Webkul\Core\Tree;
@@ -130,8 +131,12 @@ class ConfigurationController extends Controller
      */
     public function store()
     {
+        Event::fire('core.configuration.save.after');
+
         $this->coreConfig->create(request()->all());
 
+        Event::fire('core.configuration.save.after');
+
         session()->flash('success', 'Shipping Method is created successfully');
 
         return redirect()->back();
diff --git a/packages/Webkul/Admin/src/Providers/EventServiceProvider.php b/packages/Webkul/Admin/src/Providers/EventServiceProvider.php
index fe5fd56b6..fe4a0e91b 100644
--- a/packages/Webkul/Admin/src/Providers/EventServiceProvider.php
+++ b/packages/Webkul/Admin/src/Providers/EventServiceProvider.php
@@ -21,5 +21,13 @@ class EventServiceProvider extends ServiceProvider
         Event::listen('checkout.invoice.save.after', 'Webkul\Admin\Listeners\Order@sendNewShipmentMail');
 
         Event::listen('checkout.order.save.after', 'Webkul\Admin\Listeners\Order@updateProductInventory');
+
+        Event::listen('products.datagrid.sync', 'Webkul\Admin\Listeners\Product@sync');
+
+        Event::listen('catalog.product.create.after', 'Webkul\Admin\Listeners\Product@afterProductCreated');
+
+        Event::listen('catalog.product.update.after', 'Webkul\Admin\Listeners\Product@afterProductUpdate');
+
+        Event::listen('catalog.product.delete.after', 'Webkul\Admin\Listeners\Product@afterProductDelete');
     }
 }
\ No newline at end of file
diff --git a/packages/Webkul/Admin/src/Resources/views/catalog/attributes/edit.blade.php b/packages/Webkul/Admin/src/Resources/views/catalog/attributes/edit.blade.php
index a43e36d45..5eff699e1 100644
--- a/packages/Webkul/Admin/src/Resources/views/catalog/attributes/edit.blade.php
+++ b/packages/Webkul/Admin/src/Resources/views/catalog/attributes/edit.blade.php
@@ -128,7 +128,7 @@
                                 <label for="validation">{{ __('admin::app.catalog.attributes.input_validation') }}</label>
                                 <select class="control" id="validation" name="validation">
                                     <option value=""></option>
-                                    <option value="numeric" {{ $selectedValidation == 'number' ? 'selected' : '' }}>
+                                    <option value="numeric" {{ $selectedValidation == 'numeric' ? 'selected' : '' }}>
                                         {{ __('admin::app.catalog.attributes.number') }}
                                     </option>
                                     <option value="decimal" {{ $selectedValidation == 'decimal' ? 'selected' : '' }}>
diff --git a/packages/Webkul/Attribute/src/Http/Controllers/AttributeController.php b/packages/Webkul/Attribute/src/Http/Controllers/AttributeController.php
index 452522dc1..e67aac50e 100644
--- a/packages/Webkul/Attribute/src/Http/Controllers/AttributeController.php
+++ b/packages/Webkul/Attribute/src/Http/Controllers/AttributeController.php
@@ -4,6 +4,7 @@ namespace Webkul\Attribute\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Attribute\Repositories\AttributeRepository as Attribute;
 
 
@@ -77,7 +78,11 @@ class AttributeController extends Controller
             'type' => 'required'
         ]);
 
-        $this->attribute->create(request()->all());
+        Event::fire('catalog.attribute.create.before');
+
+        $attribute = $this->attribute->create(request()->all());
+
+        Event::fire('catalog.attribute.create.after', $attribute);
 
         session()->flash('success', 'Attribute created successfully.');
 
@@ -112,7 +117,11 @@ class AttributeController extends Controller
             'type' => 'required'
         ]);
 
-        $this->attribute->update(request()->all(), $id);
+        Event::fire('catalog.attribute.update.before', $id);
+
+        $attribute = $this->attribute->update(request()->all(), $id);
+
+        Event::fire('catalog.attribute.update.after', $attribute);
 
         session()->flash('success', 'Attribute updated successfully.');
 
@@ -133,8 +142,12 @@ class AttributeController extends Controller
             session()->flash('error', 'Can not delete system attribute.');
         } else {
             try {
+                Event::fire('catalog.attribute.delete.before', $id);
+
                 $this->attribute->delete($id);
 
+                Event::fire('catalog.attribute.delete.after', $id);
+
                 session()->flash('success', 'Attribute deleted successfully.');
             } catch(\Exception $e) {
                 session()->flash('error', 'Attribute is used in configurable products.');
@@ -159,10 +172,15 @@ class AttributeController extends Controller
                 $attribute = $this->attribute->findOrFail($value);
 
                 try {
-                    if(!$attribute->is_user_defined)
+                    if(!$attribute->is_user_defined) {
                         continue;
-                    else
+                    } else {
+                        Event::fire('catalog.attribute.delete.before', $value);
+
                         $this->attribute->delete($value);
+
+                        Event::fire('catalog.attribute.delete.after', $value);
+                    }
                 } catch(\Exception $e) {
                     $suppressFlash = true;
 
diff --git a/packages/Webkul/Attribute/src/Http/Controllers/AttributeFamilyController.php b/packages/Webkul/Attribute/src/Http/Controllers/AttributeFamilyController.php
index d3a3f448a..ed9727c61 100644
--- a/packages/Webkul/Attribute/src/Http/Controllers/AttributeFamilyController.php
+++ b/packages/Webkul/Attribute/src/Http/Controllers/AttributeFamilyController.php
@@ -4,6 +4,7 @@ namespace Webkul\Attribute\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Attribute\Repositories\AttributeFamilyRepository as AttributeFamily;
 use Webkul\Attribute\Repositories\AttributeRepository as Attribute;
 
@@ -82,7 +83,11 @@ class AttributeFamilyController extends Controller
             'name' => 'required'
         ]);
 
-        $this->attributeFamily->create(request()->all());
+        Event::fire('catalog.attribute_family.create.before');
+
+        $attributeFamily = $this->attributeFamily->create(request()->all());
+
+        Event::fire('catalog.attribute_family.create.after', $attributeFamily);
 
         session()->flash('success', 'Family created successfully.');
 
@@ -119,8 +124,11 @@ class AttributeFamilyController extends Controller
             'name' => 'required'
         ]);
 
+        Event::fire('catalog.attribute_family.update.before', $id);
 
-        $this->attributeFamily->update(request()->all(), $id);
+        $attributeFamily = $this->attributeFamily->update(request()->all(), $id);
+
+        Event::fire('catalog.attribute_family.update.after', $attributeFamily);
 
         session()->flash('success', 'Family updated successfully.');
 
@@ -142,8 +150,12 @@ class AttributeFamilyController extends Controller
         } else if ($attributeFamily->products()->count()) {
             session()->flash('error', 'Attribute family is used in products.');
         } else {
+            Event::fire('catalog.attribute_family.delete.before', $id);
+
             $this->attributeFamily->delete($id);
 
+            Event::fire('catalog.attribute_family.delete.after', $id);
+
             session()->flash('success', 'Family deleted successfully.');
         }
 
@@ -163,7 +175,11 @@ class AttributeFamilyController extends Controller
 
             foreach($indexes as $key => $value) {
                 try {
+                    Event::fire('catalog.attribute_family.delete.before', $value);
+
                     $this->attributeFamily->delete($value);
+
+                    Event::fire('catalog.attribute_family.delete.after', $value);
                 } catch(\Exception $e) {
                     $suppressFlash = true;
 
diff --git a/packages/Webkul/Category/src/Http/Controllers/CategoryController.php b/packages/Webkul/Category/src/Http/Controllers/CategoryController.php
index 5ccd1f572..95ce3fbce 100644
--- a/packages/Webkul/Category/src/Http/Controllers/CategoryController.php
+++ b/packages/Webkul/Category/src/Http/Controllers/CategoryController.php
@@ -4,6 +4,7 @@ namespace Webkul\Category\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Category\Repositories\CategoryRepository as Category;
 
 /**
@@ -78,7 +79,11 @@ class CategoryController extends Controller
             'image.*' => 'mimes:jpeg,jpg,bmp,png'
         ]);
 
-        $this->category->create(request()->all());
+        Event::fire('catalog.category.create.before');
+
+        $category = $this->category->create(request()->all());
+
+        Event::fire('catalog.category.create.after', $category);
 
         session()->flash('success', 'Category created successfully.');
 
@@ -110,6 +115,7 @@ class CategoryController extends Controller
     public function update(Request $request, $id)
     {
         $locale = request()->get('locale') ?: app()->getLocale();
+
         $this->validate(request(), [
             $locale . '.slug' => ['required', new \Webkul\Core\Contracts\Validations\Slug, function ($attribute, $value, $fail) use ($id) {
                 if (!$this->category->isSlugUnique($id, $value)) {
@@ -120,8 +126,12 @@ class CategoryController extends Controller
             'image.*' => 'mimes:jpeg,jpg,bmp,png'
         ]);
 
+        Event::fire('catalog.category.update.before', $id);
+
         $this->category->update(request()->all(), $id);
 
+        Event::fire('catalog.category.update.after', $id);
+
         session()->flash('success', 'Category updated successfully.');
 
         return redirect()->route($this->_config['redirect']);
@@ -135,8 +145,12 @@ class CategoryController extends Controller
      */
     public function destroy($id)
     {
+        Event::fire('catalog.category.delete.before', $id);
+
         $this->category->delete($id);
 
+        Event::fire('catalog.category.delete.after', $id);
+
         session()->flash('success', 'Category deleted successfully.');
 
         return redirect()->back();
@@ -155,7 +169,11 @@ class CategoryController extends Controller
 
             foreach($indexes as $key => $value) {
                 try {
+                    Event::fire('catalog.category.delete.before', $value);
+
                     $this->category->delete($value);
+
+                    Event::fire('catalog.category.delete.after', $value);
                 } catch(\Exception $e) {
                     $suppressFlash = true;
 
diff --git a/packages/Webkul/Core/src/Core.php b/packages/Webkul/Core/src/Core.php
index f385578fb..9516f63d5 100644
--- a/packages/Webkul/Core/src/Core.php
+++ b/packages/Webkul/Core/src/Core.php
@@ -339,7 +339,7 @@ class Core
         if (null === $exchangeRate)
             return $amount;
 
-        return (float) round($amount * $exchangeRate->rate);
+        return (float) $amount * $exchangeRate->rate;
     }
 
     /**
diff --git a/packages/Webkul/Core/src/Http/Controllers/ChannelController.php b/packages/Webkul/Core/src/Http/Controllers/ChannelController.php
index 73d31a776..e103e15dc 100644
--- a/packages/Webkul/Core/src/Http/Controllers/ChannelController.php
+++ b/packages/Webkul/Core/src/Http/Controllers/ChannelController.php
@@ -4,6 +4,7 @@ namespace Webkul\Core\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Core\Repositories\ChannelRepository as Channel;
 
 
@@ -82,7 +83,11 @@ class ChannelController extends Controller
             'favicon.*' => 'mimes:jpeg,jpg,bmp,png'
         ]);
 
-        $this->channel->create(request()->all());
+        Event::fire('core.channel.create.before');
+
+        $channel = $this->channel->create(request()->all());
+
+        Event::fire('core.channel.create.after', $channel);
 
         session()->flash('success', 'Channel created successfully.');
 
@@ -122,7 +127,11 @@ class ChannelController extends Controller
             'favicon.*' => 'mimes:jpeg,jpg,bmp,png'
         ]);
 
-        $this->channel->update(request()->all(), $id);
+        Event::fire('core.channel.update.before', $id);
+
+        $channel = $this->channel->update(request()->all(), $id);
+
+        Event::fire('core.channel.update.after', $channel);
 
         session()->flash('success', 'Channel updated successfully.');
 
@@ -140,8 +149,12 @@ class ChannelController extends Controller
         if($this->channel->count() == 1) {
             session()->flash('error', 'At least one channel is required.');
         } else {
+            Event::fire('core.channel.delete.before', $id);
+
             $this->channel->delete($id);
 
+            Event::fire('core.channel.delete.after', $id);
+
             session()->flash('success', 'Channel deleted successfully.');
         }
 
diff --git a/packages/Webkul/Core/src/Http/Controllers/CountryStateController.php b/packages/Webkul/Core/src/Http/Controllers/CountryStateController.php
index e5ab4c0e8..7f391a05a 100644
--- a/packages/Webkul/Core/src/Http/Controllers/CountryStateController.php
+++ b/packages/Webkul/Core/src/Http/Controllers/CountryStateController.php
@@ -56,7 +56,8 @@ class CountryStateController extends Controller
      *
      * @return array
      */
-    public function getCountries() {
+    public function getCountries()
+    {
         $countries = $this->country->all();
         $states = $this->state->all();
 
@@ -73,7 +74,8 @@ class CountryStateController extends Controller
         return view($this->_config['view'])->with('statesCountries', $nestedArray);
     }
 
-    public function getStates($country) {
+    public function getStates($country)
+    {
         $countries = $this->country->all();
         $states = $this->state->all();
 
diff --git a/packages/Webkul/Core/src/Http/Controllers/CurrencyController.php b/packages/Webkul/Core/src/Http/Controllers/CurrencyController.php
index b87215b7e..4b3830e7b 100644
--- a/packages/Webkul/Core/src/Http/Controllers/CurrencyController.php
+++ b/packages/Webkul/Core/src/Http/Controllers/CurrencyController.php
@@ -4,6 +4,7 @@ namespace Webkul\Core\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Core\Repositories\CurrencyRepository as Currency;
 
 /**
@@ -76,7 +77,11 @@ class CurrencyController extends Controller
             'name' => 'required'
         ]);
 
-        $this->currency->create(request()->all());
+        Event::fire('core.channel.create.before');
+
+        $currency = $this->currency->create(request()->all());
+
+        Event::fire('core.currency.create.after', $currency);
 
         session()->flash('success', 'Currency created successfully.');
 
@@ -110,7 +115,11 @@ class CurrencyController extends Controller
             'name' => 'required'
         ]);
 
-        $this->currency->update(request()->all(), $id);
+        Event::fire('core.currency.update.before', $id);
+
+        $currency = $this->currency->update(request()->all(), $id);
+
+        Event::fire('core.currency.update.after', $currency);
 
         session()->flash('success', 'Currency updated successfully.');
 
@@ -126,8 +135,12 @@ class CurrencyController extends Controller
     public function destroy($id)
     {
         try {
+            Event::fire('core.currency.delete.before', $id);
+
             $result = $this->currency->delete($id);
 
+            Event::fire('core.currency.delete.after', $id);
+
             if($result)
                 session()->flash('success', 'Currency deleted successfully.');
             else
@@ -152,7 +165,11 @@ class CurrencyController extends Controller
 
             foreach($indexes as $key => $value) {
                 try {
+                    Event::fire('core.currency.delete.before', $value);
+
                     $this->currency->delete($value);
+
+                    Event::fire('core.currency.delete.after', $value);
                 } catch(\Exception $e) {
                     $suppressFlash = true;
 
diff --git a/packages/Webkul/Core/src/Http/Controllers/ExchangeRateController.php b/packages/Webkul/Core/src/Http/Controllers/ExchangeRateController.php
index 4f39950af..a8d58a1bc 100644
--- a/packages/Webkul/Core/src/Http/Controllers/ExchangeRateController.php
+++ b/packages/Webkul/Core/src/Http/Controllers/ExchangeRateController.php
@@ -4,6 +4,7 @@ namespace Webkul\Core\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Core\Repositories\ExchangeRateRepository as ExchangeRate;
 use Webkul\Core\Repositories\CurrencyRepository as Currency;
 
@@ -89,7 +90,11 @@ class ExchangeRateController extends Controller
             'rate' => 'required|numeric'
         ]);
 
-        $this->exchangeRate->create(request()->all());
+        Event::fire('core.exchange_rate.create.before');
+
+        $exchangeRate = $this->exchangeRate->create(request()->all());
+
+        Event::fire('core.exchange_rate.create.after', $exchangeRate);
 
         session()->flash('success', 'Exchange rate created successfully.');
 
@@ -125,7 +130,11 @@ class ExchangeRateController extends Controller
             'rate' => 'required|numeric'
         ]);
 
-        $this->exchangeRate->update(request()->all(), $id);
+        Event::fire('core.exchange_rate.update.before', $id);
+
+        $exchangeRate = $this->exchangeRate->update(request()->all(), $id);
+
+        Event::fire('core.exchange_rate.update.after', $exchangeRate);
 
         session()->flash('success', 'Exchange rate updated successfully.');
 
@@ -143,8 +152,12 @@ class ExchangeRateController extends Controller
         if($this->exchangeRate->count() == 1) {
             session()->flash('error', 'At least one Exchange rate is required.');
         } else {
+            Event::fire('core.exchange_rate.delete.before', $id);
+
             $this->exchangeRate->delete($id);
 
+            Event::fire('core.exchange_rate.delete.after', $id);
+
             session()->flash('success', 'Exchange rate deleted successfully.');
         }
 
diff --git a/packages/Webkul/Core/src/Http/Controllers/LocaleController.php b/packages/Webkul/Core/src/Http/Controllers/LocaleController.php
index d8b1a1a6a..86f1e772e 100644
--- a/packages/Webkul/Core/src/Http/Controllers/LocaleController.php
+++ b/packages/Webkul/Core/src/Http/Controllers/LocaleController.php
@@ -4,6 +4,7 @@ namespace Webkul\Core\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Core\Repositories\LocaleRepository as Locale;
 
 /**
@@ -76,7 +77,11 @@ class LocaleController extends Controller
             'name' => 'required'
         ]);
 
-        $this->locale->create(request()->all());
+        Event::fire('core.locale.create.before');
+
+        $locale = $this->locale->create(request()->all());
+
+        Event::fire('core.locale.create.after', $locale);
 
         session()->flash('success', 'Locale created successfully.');
 
@@ -110,7 +115,11 @@ class LocaleController extends Controller
             'name' => 'required'
         ]);
 
-        $this->locale->update(request()->all(), $id);
+        Event::fire('core.locale.update.before', $id);
+
+        $locale = $this->locale->update(request()->all(), $id);
+
+        Event::fire('core.locale.update.after', $locale);
 
         session()->flash('success', 'Locale updated successfully.');
 
@@ -128,8 +137,12 @@ class LocaleController extends Controller
         if($this->locale->count() == 1) {
             session()->flash('error', 'At least one locale is required.');
         } else {
+            Event::fire('core.locale.delete.before', $id);
+
             $this->locale->delete($id);
 
+            Event::fire('core.locale.delete.after', $id);
+
             session()->flash('success', 'Locale deleted successfully.');
         }
 
diff --git a/packages/Webkul/Customer/src/Http/Controllers/RegistrationController.php b/packages/Webkul/Customer/src/Http/Controllers/RegistrationController.php
index f53e16263..e1cc3088d 100644
--- a/packages/Webkul/Customer/src/Http/Controllers/RegistrationController.php
+++ b/packages/Webkul/Customer/src/Http/Controllers/RegistrationController.php
@@ -4,6 +4,7 @@ namespace Webkul\Customer\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Illuminate\Support\Facades\Mail;
 use Webkul\Customer\Mail\VerificationEmail;
 use Illuminate\Routing\Controller;
@@ -29,7 +30,8 @@ class RegistrationController extends Controller
     /**
      * @param CustomerRepository object $customer
      */
-    public function __construct(CustomerRepository $customer) {
+    public function __construct(CustomerRepository $customer)
+    {
         $this->_config = request('_config');
         $this->customer = $customer;
     }
@@ -39,7 +41,8 @@ class RegistrationController extends Controller
      *
      * @return view
      */
-    public function show() {
+    public function show()
+    {
         return view($this->_config['view']);
     }
 
@@ -48,7 +51,8 @@ class RegistrationController extends Controller
      *
      * @return Mixed
      */
-    public function create(Request $request) {
+    public function create(Request $request)
+    {
         $request->validate([
             'first_name' => 'string|required',
             'last_name' => 'string|required',
@@ -70,9 +74,14 @@ class RegistrationController extends Controller
         $verificationData['email'] = $data['email'];
         $verificationData['token'] = md5(uniqid(rand(), true));
         $data['token'] = $verificationData['token'];
-        $created = $this->customer->create($data);
 
-        if ($created) {
+        Event::fire('customer.registration.before');
+
+        $customer = $this->customer->create($data);
+
+        Event::fire('customer.registration.after', $customer);
+
+        if ($customer) {
             try {
                 session()->flash('success', trans('shop::app.customer.signup-form.success'));
 
@@ -95,7 +104,8 @@ class RegistrationController extends Controller
      * Method to verify account
      *
      */
-    public function verifyAccount($token) {
+    public function verifyAccount($token)
+    {
         $customer = $this->customer->findOneByField('token', $token);
 
         if($customer) {
@@ -109,7 +119,8 @@ class RegistrationController extends Controller
         return redirect()->route('customer.session.index');
     }
 
-    public function resendVerificationEmail($email) {
+    public function resendVerificationEmail($email)
+    {
         $verificationData['email'] = $email;
         $verificationData['token'] = md5(uniqid(rand(), true));
 
diff --git a/packages/Webkul/Customer/src/Repositories/CustomerRepository.php b/packages/Webkul/Customer/src/Repositories/CustomerRepository.php
index c341fb4cb..c7a930748 100644
--- a/packages/Webkul/Customer/src/Repositories/CustomerRepository.php
+++ b/packages/Webkul/Customer/src/Repositories/CustomerRepository.php
@@ -10,7 +10,6 @@ use Webkul\Core\Eloquent\Repository;
  * @author    Prashant Singh <prashant.singh852@webkul.com>
  * @copyright 2018 Webkul Software Pvt Ltd (http://www.webkul.com)
  */
-
 class CustomerRepository extends Repository
 {
     /**
@@ -23,32 +22,4 @@ class CustomerRepository extends Repository
     {
         return 'Webkul\Customer\Models\Customer';
     }
-
-    /**
-     * @param array $data
-     * @return mixed
-     */
-
-    public function create(array $data)
-    {
-        $customer = $this->model->create($data);
-
-        return $customer;
-    }
-
-    /**
-     * @param array $data
-     * @param $id
-     * @param string $attribute
-     * @return mixed
-     */
-
-    public function update(array $data, $id, $attribute = "id")
-    {
-        $customer = $this->find($id);
-
-        $customer->update($data);
-
-        return $customer;
-    }
 }
\ No newline at end of file
diff --git a/packages/Webkul/Inventory/src/Http/Controllers/InventorySourceController.php b/packages/Webkul/Inventory/src/Http/Controllers/InventorySourceController.php
index c5c1d079f..4f002fe0a 100644
--- a/packages/Webkul/Inventory/src/Http/Controllers/InventorySourceController.php
+++ b/packages/Webkul/Inventory/src/Http/Controllers/InventorySourceController.php
@@ -4,6 +4,7 @@ namespace Webkul\Inventory\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Inventory\Repositories\InventorySourceRepository as InventorySource;
 
 /**
@@ -85,7 +86,11 @@ class InventorySourceController extends Controller
 
         $data['status'] = !isset($data['status']) ? 0 : 1;
 
-        $this->inventorySource->create($data);
+        Event::fire('inventory.inventory_source.create.before');
+
+        $inventorySource = $this->inventorySource->create($data);
+
+        Event::fire('inventory.inventory_source.create.after', $inventorySource);
 
         session()->flash('success', 'Inventory source created successfully.');
 
@@ -131,7 +136,11 @@ class InventorySourceController extends Controller
 
         $data['status'] = !isset($data['status']) ? 0 : 1;
 
-        $this->inventorySource->update($data, $id);
+        Event::fire('inventory.inventory_source.update.before', $id);
+
+        $inventorySource = $this->inventorySource->update($data, $id);
+
+        Event::fire('inventory.inventory_source.update.after', $inventorySource);
 
         session()->flash('success', 'Inventory source updated successfully.');
 
@@ -149,8 +158,12 @@ class InventorySourceController extends Controller
         if($this->inventorySource->count() == 1) {
             session()->flash('error', 'At least one inventory source is required.');
         } else {
+            Event::fire('inventory.inventory_source.delete.before', $id);
+
             $this->inventorySource->delete($id);
 
+            Event::fire('inventory.inventory_source.delete.after', $id);
+
             session()->flash('success', 'Inventory source deleted successfully.');
         }
 
diff --git a/packages/Webkul/Product/src/Http/Controllers/ProductController.php b/packages/Webkul/Product/src/Http/Controllers/ProductController.php
index a41b90b01..c1d2b0194 100644
--- a/packages/Webkul/Product/src/Http/Controllers/ProductController.php
+++ b/packages/Webkul/Product/src/Http/Controllers/ProductController.php
@@ -4,13 +4,13 @@ namespace Webkul\Product\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Product\Http\Requests\ProductForm;
 use Webkul\Product\Repositories\ProductRepository as Product;
 use Webkul\Product\Repositories\ProductGridRepository as ProductGrid;
 use Webkul\Attribute\Repositories\AttributeFamilyRepository as AttributeFamily;
 use Webkul\Category\Repositories\CategoryRepository as Category;
 use Webkul\Inventory\Repositories\InventorySourceRepository as InventorySource;
-use Event;
 
 /**
  * Product controller
@@ -126,9 +126,6 @@ class ProductController extends Controller
      */
     public function store()
     {
-        //before store of the product
-        // Event::fire('product.save.before', false);
-
         if(!request()->get('family') && request()->input('type') == 'configurable' && request()->input('sku') != '') {
             return redirect(url()->current() . '?family=' . request()->input('attribute_family_id') . '&sku=' . request()->input('sku'));
         }
@@ -145,10 +142,14 @@ class ProductController extends Controller
             'sku' => ['required', 'unique:products,sku', new \Webkul\Core\Contracts\Validations\Slug]
         ]);
 
+
+        //before store of the product
+        Event::fire('catalog.product.create.before');
+
         $product = $this->product->create(request()->all());
 
         //after store of the product
-        Event::fire('product.save.after', $product);
+        Event::fire('catalog.product.create.after', $product);
 
         session()->flash('success', 'Product created successfully.');
 
@@ -181,13 +182,11 @@ class ProductController extends Controller
      */
     public function update(ProductForm $request, $id)
     {
-        // before update of product
-        // Event::fire('product.update.before', $id);
+        Event::fire('catalog.product.update.before', $id);
 
         $product = $this->product->update(request()->all(), $id);
 
-        //after update of product
-        Event::fire('product.update.after', $product);
+        Event::fire('catalog.product.update.after', $product);
 
         session()->flash('success', 'Product updated successfully.');
 
@@ -202,12 +201,11 @@ class ProductController extends Controller
      */
     public function destroy($id)
     {
-        Event::fire('product.delete.before', $id);
+        Event::fire('catalog.product.delete.before', $id);
 
         $this->product->delete($id);
 
-        //before update of product
-        // Event::fire('product.delete.after', $id);
+        Event::fire('catalog.product.delete.after', $id);
 
         session()->flash('success', 'Product deleted successfully.');
 
@@ -228,7 +226,11 @@ class ProductController extends Controller
                 $product = $this->product->find($productId);
 
                 if(!is_null($product)) {
+                    Event::fire('catalog.product.delete.before', $productId);
+
                     $product->delete();
+
+                    Event::fire('catalog.product.delete.after', $productId);
                 }
             }
         }
@@ -258,11 +260,15 @@ class ProductController extends Controller
                 $product = $this->product->find($productId);
 
                 if($data['update-options'] == 0 && $data['selected-option-text'] == 'In Active') {
+                    Event::fire('catelog.product.update.before', $productId);
+
                     $result = $this->product->updateAttribute($product, $attribute, $data['update-options']);
 
                     if($result)
-                        Event::fire('product.update.after', $product);
+                        Event::fire('catelog.product.update.after', $product);
                 } else if($data['update-options'] == 1 && $data['selected-option-text'] == 'Active') {
+                    Event::fire('catelog.product.update.before', $productId);
+                    
                     $result = $this->product->updateAttribute($product, $attribute, $data['update-options']);
 
                     if($result)
diff --git a/packages/Webkul/Product/src/Http/Controllers/ReviewController.php b/packages/Webkul/Product/src/Http/Controllers/ReviewController.php
index 159057abe..6f57dabae 100644
--- a/packages/Webkul/Product/src/Http/Controllers/ReviewController.php
+++ b/packages/Webkul/Product/src/Http/Controllers/ReviewController.php
@@ -4,6 +4,7 @@ namespace Webkul\Product\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Product\Repositories\ProductRepository as Product;
 use Webkul\Product\Repositories\ProductReviewRepository as ProductReview;
 
@@ -85,8 +86,12 @@ class ReviewController extends Controller
      */
     public function update(Request $request, $id)
     {
+        Event::fire('customer.review.update.before', $id);
+
         $this->productReview->update(request()->all(), $id);
 
+        Event::fire('customer.review.update.after', $id);
+
         session()->flash('success', 'Review updated successfully.');
 
         return redirect()->route($this->_config['redirect']);
@@ -100,8 +105,12 @@ class ReviewController extends Controller
      */
     public function destroy($id)
     {
+        Event::fire('customer.review.delete.before', $id);
+
         $this->productReview->delete($id);
 
+        Event::fire('customer.review.delete.after', $id);
+
         session()->flash('success', 'Review Successfully Deleted');
 
         return redirect()->back();
@@ -122,7 +131,11 @@ class ReviewController extends Controller
 
             foreach($indexes as $key => $value) {
                 try {
+                    Event::fire('customer.review.delete.before', $value);
+
                     $this->productReview->delete($value);
+
+                    Event::fire('customer.review.delete.after', $value);
                 } catch(\Exception $e) {
                     $suppressFlash = true;
 
@@ -162,7 +175,11 @@ class ReviewController extends Controller
 
                 try {
                     if($data['massaction-type'] == 1 && $data['update-options'] == 1 && $data['selected-option-text'] == 'Approve') {
+                        Event::fire('customer.review.update.before', $value);
+
                         $review->update(['status' => 'approved']);
+
+                        Event::fire('customer.review.update.after', $review);
                     } else if($data['massaction-type'] == 1 && $data['update-options'] == 0 && $data['selected-option-text'] == 'Disapprove') {
                         $review->update(['status' => 'pending']);
                     } else {
diff --git a/packages/Webkul/Product/src/Observers/ProductObserver.php b/packages/Webkul/Product/src/Observers/ProductObserver.php
deleted file mode 100644
index b788a0881..000000000
--- a/packages/Webkul/Product/src/Observers/ProductObserver.php
+++ /dev/null
@@ -1,41 +0,0 @@
-<?php
-
-namespace Webkul\Product\Observers;
-
-use Webkul\Product\Models\Product;
-
-class ProductObserver
-{
-    /**
-     * Handle to the product "created" event.
-     *
-     * @param  \App\Product  $product
-     * @return void
-     */
-    public function created(Product $product)
-    {
-        
-    }
-
-    /**
-     * Handle the product "updated" event.
-     *
-     * @param  \App\Product  $product
-     * @return void
-     */
-    public function updated(Product $product)
-    {
-        //
-    }
-
-    /**
-     * Handle the product "deleted" event.
-     *
-     * @param  \App\Product  $product
-     * @return void
-     */
-    public function deleted(Product $product)
-    {
-        //
-    }
-}
diff --git a/packages/Webkul/Product/src/Providers/ProductServiceProvider.php b/packages/Webkul/Product/src/Providers/ProductServiceProvider.php
index 35c7d62ad..53a0673ec 100644
--- a/packages/Webkul/Product/src/Providers/ProductServiceProvider.php
+++ b/packages/Webkul/Product/src/Providers/ProductServiceProvider.php
@@ -5,8 +5,6 @@ namespace Webkul\Product\Providers;
 use Illuminate\Support\ServiceProvider;
 use Illuminate\Routing\Router;
 use Webkul\Product\Models\Product;
-use Webkul\Product\Observers\ProductObserver;
-use Event;
 
 class ProductServiceProvider extends ServiceProvider
 {
@@ -18,20 +16,6 @@ class ProductServiceProvider extends ServiceProvider
     public function boot(Router $router)
     {
         $this->loadMigrationsFrom(__DIR__ . '/../Database/Migrations');
-
-        Event::listen('products.datagrid.sync', 'Webkul\Admin\Listeners\Product@sync');
-
-        Event::listen('product.save.after', 'Webkul\Admin\Listeners\Product@afterProductCreated');
-
-        Event::listen('product.update.before',
-        'Webkul\Admin\Listeners\Product@beforeProductUpdate');
-
-        Event::listen('product.update.after',
-        'Webkul\Admin\Listeners\Product@afterProductUpdate');
-
-        Event::listen('product.delete.after', 'Webkul\Admin\Listeners\Product@afterProductDelete');
-
-        Product::observe(ProductObserver::class);
     }
 
     /**
diff --git a/packages/Webkul/Product/src/Repositories/ProductImageRepository.php b/packages/Webkul/Product/src/Repositories/ProductImageRepository.php
index 7f5925c70..b3a2928f2 100644
--- a/packages/Webkul/Product/src/Repositories/ProductImageRepository.php
+++ b/packages/Webkul/Product/src/Repositories/ProductImageRepository.php
@@ -38,10 +38,12 @@ class ProductImageRepository extends Repository
                 $dir = 'product/' . $product->id;
 
                 if (str_contains($imageId, 'image_')) {
-                    $this->create([
-                            'path' => request()->file($file)->store($dir),
-                            'product_id' => $product->id
-                        ]);
+                    if(request()->hasFile($file)) {
+                        $this->create([
+                                'path' => request()->file($file)->store($dir),
+                                'product_id' => $product->id
+                            ]);
+                    }
                 } else {
                     if(is_numeric($index = $previousImageIds->search($imageId))) {
                         $previousImageIds->forget($index);
diff --git a/packages/Webkul/Tax/src/Http/Controllers/TaxCategoryController.php b/packages/Webkul/Tax/src/Http/Controllers/TaxCategoryController.php
index 8bb061042..22489933c 100644
--- a/packages/Webkul/Tax/src/Http/Controllers/TaxCategoryController.php
+++ b/packages/Webkul/Tax/src/Http/Controllers/TaxCategoryController.php
@@ -4,6 +4,7 @@ namespace Webkul\Tax\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Channel as Channel;
 use Webkul\Tax\Repositories\TaxCategoryRepository as TaxCategory;
 use Webkul\Tax\Repositories\TaxRateRepository as TaxRate;
@@ -99,28 +100,26 @@ class TaxCategoryController extends Controller
             'taxrates' => 'array|required'
         ]);
 
-        if($taxCategory = $this->taxCategory->create(request()->input())) {
-            $allTaxCategories = $data['taxrates'];
+        Event::fire('tax.tax_category.create.before');
 
-            //attach the categories in the tax map table
-            $this->taxCategory->attachOrDetach($taxCategory, $allTaxCategories);
+        $taxCategory = $this->taxCategory->create($data);
 
-            session()->flash('success', trans('admin::app.settings.tax-categories.create-success'));
+        //attach the categories in the tax map table
+        $this->taxCategory->attachOrDetach($taxCategory, $data['taxrates']);
 
-            return redirect()->route($this->_config['redirect']);
-        } else {
-            session()->flash('error', trans('admin::app.settings.tax-categories.create-error'));
-        }
+        Event::fire('tax.tax_category.create.after', $taxCategory);
 
-        return view($this->_config['view']);
+        session()->flash('success', trans('admin::app.settings.tax-categories.create-success'));
+
+        return redirect()->route($this->_config['redirect']);
     }
 
     /**
      * To show the edit form form the tax category
      *
+     * @param int $id 
      * @return view
      */
-
     public function edit($id)
     {
         $taxCategory = $this->taxCategory->findOrFail($id);
@@ -131,10 +130,11 @@ class TaxCategoryController extends Controller
     /**
      * To update the tax category
      *
-     * @return view
+     * @param int $id 
+     * @return Response
      */
-
-    public function update($id) {
+    public function update($id)
+    {
         $this->validate(request(), [
             'channel_id' => 'required|numeric',
             'code' => 'required|string|unique:tax_categories,code,'.$id,
@@ -145,10 +145,15 @@ class TaxCategoryController extends Controller
 
         $data = request()->input();
         
+        Event::fire('tax.tax_category.update.before', $id);
+
         $taxCategory = $this->taxCategory->update($data, $id);
 
+        Event::fire('tax.tax_category.update.after', $taxCategory);
+
         if(!$taxCategory) {
             session()->flash('error', trans('admin::app.settings.tax-categories.update-error'));
+            
             return redirect()->back();
         }
         
@@ -173,8 +178,12 @@ class TaxCategoryController extends Controller
         if($this->taxCategory->count() == 1) {
             session()->flash('error', trans('admin::app.settings.tax-categories.atleast-one'));
         } else {
+            Event::fire('tax.tax_category.delete.before', $id);
+
             $this->taxCategory->delete($id);
 
+            Event::fire('tax.tax_category.delete.after', $id);
+
             session()->flash('success', trans('admin::app.settings.tax-categories.delete'));
         }
 
diff --git a/packages/Webkul/Tax/src/Http/Controllers/TaxRateController.php b/packages/Webkul/Tax/src/Http/Controllers/TaxRateController.php
index 5ee2771fe..9a7d69f28 100644
--- a/packages/Webkul/Tax/src/Http/Controllers/TaxRateController.php
+++ b/packages/Webkul/Tax/src/Http/Controllers/TaxRateController.php
@@ -4,6 +4,7 @@ namespace Webkul\Tax\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\Tax\Repositories\TaxRateRepository as TaxRate;
 
 
@@ -91,17 +92,15 @@ class TaxRateController extends Controller
             unset($data['zip_code']);
         }
 
-        if($this->taxRate->create($data)) {
-            session()->flash('success', trans('admin::app.settings.tax-rates.create-success'));
+        Event::fire('tax.tax_rate.create.before');
 
-            return redirect()->route($this->_config['redirect']);
-        } else {
-            session()->flash('error', trans('admin::app.settings.tax-rates.create-error'));
+        $taxRate = $this->taxRate->create($data);
 
-            return redirect()->back();
-        }
+        Event::fire('tax.tax_rate.create.after', $taxRate);
 
-        return redirect()->back();
+        session()->flash('success', trans('admin::app.settings.tax-rates.create-success'));
+
+        return redirect()->route($this->_config['redirect']);
     }
 
     /**
@@ -136,17 +135,15 @@ class TaxRateController extends Controller
             'tax_rate' => 'required|numeric'
         ]);
 
-        if($this->taxRate->update(request()->input(), $id)) {
-            session()->flash('success', trans('admin::app.settings.tax-rates.update-success'));
+        Event::fire('tax.tax_rate.update.before', $id);
 
-            return redirect()->route($this->_config['redirect']);
-        } else {
-            session()->flash('error', trans('admin::app.settings.tax-rates.update-error'));
+        $taxRate = $this->taxRate->update(request()->input(), $id);
 
-            return redirect()->back();
-        }
+        Event::fire('tax.tax_rate.update.after', $taxRate);
 
-        return redirect()->back();
+        session()->flash('success', trans('admin::app.settings.tax-rates.update-success'));
+
+        return redirect()->route($this->_config['redirect']);
     }
 
       /**
@@ -160,8 +157,12 @@ class TaxRateController extends Controller
         if($this->taxRate->count() == 1) {
             session()->flash('error', trans('admin::app.settings.tax-rates.atleast-one'));
         } else {
+            Event::fire('tax.tax_rate.delete.before', $id);
+
             $this->taxRate->delete($id);
 
+            Event::fire('tax.tax_rate.delete.after', $id);
+
             session()->flash('success', trans('admin::app.settings.tax-rates.delete'));
         }
 
diff --git a/packages/Webkul/User/src/Http/Controllers/RoleController.php b/packages/Webkul/User/src/Http/Controllers/RoleController.php
index fb312cf30..731f5fe79 100644
--- a/packages/Webkul/User/src/Http/Controllers/RoleController.php
+++ b/packages/Webkul/User/src/Http/Controllers/RoleController.php
@@ -4,6 +4,7 @@ namespace Webkul\User\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\User\Repositories\RoleRepository as Role;
 
 /**
@@ -76,7 +77,11 @@ class RoleController extends Controller
             'permission_type' => 'required',
         ]);
 
-        $this->role->create(request()->all());
+        Event::fire('user.role.create.before');
+
+        $role = $this->role->create(request()->all());
+
+        Event::fire('user.role.create.after', $role);
 
         session()->flash('success', 'Role created successfully.');
 
@@ -110,7 +115,11 @@ class RoleController extends Controller
             'permission_type' => 'required',
         ]);
 
-        $this->role->update(request()->all(), $id);
+        Event::fire('user.role.update.before', $id);
+
+        $role = $this->role->update(request()->all(), $id);
+
+        Event::fire('user.role.update.after', $role);
 
         session()->flash('success', 'Role updated successfully.');
 
@@ -128,8 +137,12 @@ class RoleController extends Controller
         if($this->role->count() == 1) {
             session()->flash('error', 'At least one role is required.');
         } else {
+            Event::fire('user.role.delete.before', $id);
+
             $this->role->delete($id);
 
+            Event::fire('user.role.delete.after', $id);
+
             session()->flash('success', 'Role source deleted successfully.');
         }
 
diff --git a/packages/Webkul/User/src/Http/Controllers/UserController.php b/packages/Webkul/User/src/Http/Controllers/UserController.php
index 2757b1c40..211ea50e4 100644
--- a/packages/Webkul/User/src/Http/Controllers/UserController.php
+++ b/packages/Webkul/User/src/Http/Controllers/UserController.php
@@ -4,6 +4,7 @@ namespace Webkul\User\Http\Controllers;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Event;
 use Webkul\User\Repositories\AdminRepository as Admin;
 use Webkul\User\Repositories\RoleRepository as Role;
 use Webkul\User\Http\Requests\UserForm;
@@ -92,7 +93,11 @@ class UserController extends Controller
         if(isset($data['password']) && $data['password'])
             $data['password'] = bcrypt($data['password']);
 
-        $this->admin->create($data);
+        Event::fire('user.admin.create.before');
+        
+        $admin = $this->admin->create($data);
+
+        Event::fire('user.admin.delete.after', $admin);
 
         session()->flash('success', 'User created successfully.');
 
@@ -136,7 +141,11 @@ class UserController extends Controller
             $data['status'] = 0;
         }
 
-        $this->admin->update($data, $id);
+        Event::fire('user.admin.update.before', $id);
+
+        $admin = $this->admin->update($data, $id);
+
+        Event::fire('user.admin.update.after', $admin);
 
         session()->flash('success', 'User updated successfully.');
 
@@ -154,8 +163,12 @@ class UserController extends Controller
         if($this->admin->count() == 1) {
             session()->flash('error', 'At least one admin is required.');
         } else {
+            Event::fire('user.admin.delete.before', $id);
+
             $this->admin->delete($id);
 
+            Event::fire('user.admin.delete.after', $id);
+
             session()->flash('success', 'Admin source deleted successfully.');
         }