diff --git a/laravel/app/Http/Controllers/Admin/UserManagementController.php b/laravel/app/Http/Controllers/Admin/UserManagementController.php
index 920cc2b..5d70f97 100644
--- a/laravel/app/Http/Controllers/Admin/UserManagementController.php
+++ b/laravel/app/Http/Controllers/Admin/UserManagementController.php
@@ -5,16 +5,14 @@ namespace App\Http\Controllers\Admin;
 use App\Facades\DataTable\DataTableFacade;
 use App\Facades\File\FileFacade;
 use App\Http\Controllers\Controller;
-use App\Http\Requests\Auth\LoginRequest;
 use App\Http\Requests\Admin\StoreRequest;
 use App\Http\Requests\Admin\UpdateRequest;
-use App\Http\Resource\Admin\UserResource;
+use App\Http\Resources\Admin\UserResource;
 use App\Http\Traits\ApiResponse;
 use App\Models\Province;
 use App\Models\User;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Http\Request;
-use Illuminate\Support\Facades\Auth;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Hash;
 
@@ -87,11 +85,9 @@ class UserManagementController extends Controller
             $province = Province::query()->find($request->province_id);
 
             $avatar = $request->avatar ?
-                FileFacade::save($request->file('avatar'), 'users/avatars/' . $request->username)
+                $user->storeFile($request->file('avatar'), $request->username)
                 : null;
 
-            $email = $request->email ?? null;
-
             $user->update([
                 'full_name' => $request->full_name,
                 'username' => $request->username,
@@ -102,7 +98,7 @@ class UserManagementController extends Controller
                 'province_id' => $province->id,
                 'province_fa' =>  $province->name,
                 'avatar' => $avatar,
-                'email' => $email,
+                'email' => $request->email,
                 'telephone_id' => $request->telephone_id
             ]);
 
@@ -120,14 +116,9 @@ class UserManagementController extends Controller
             }
 
             $user->syncRoles([]);
-
             $user->delete();
         });
 
         return $this->successResponse();
     }
-
-
-
-
 }
diff --git a/laravel/app/Http/Controllers/ProfileController.php b/laravel/app/Http/Controllers/ProfileController.php
index c657de4..882e4c6 100644
--- a/laravel/app/Http/Controllers/ProfileController.php
+++ b/laravel/app/Http/Controllers/ProfileController.php
@@ -3,7 +3,7 @@
 namespace App\Http\Controllers;
 
 use App\Http\Requests\ChangePasswordRequest;
-use App\Http\Resource\Admin\UserResource;
+use App\Http\Resources\Admin\UserResource;
 use App\Http\Traits\ApiResponse;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Support\Facades\Hash;
@@ -20,7 +20,7 @@ class ProfileController extends Controller
     public function changePassword(ChangePasswordRequest $request): JsonResponse
     {
         $user = auth()->user();
-        if (! Hash::check($request->curent_pasword, $user->passwored)){
+        if (! Hash::check($request->current_password, $user->passwored)){
             return $this->errorResponse(__('messages.wrong_current_password'));
         }
         $user->update([
@@ -29,5 +29,4 @@ class ProfileController extends Controller
 
         return $this->successResponse();
     }
-
 }
diff --git a/laravel/app/Http/Resource/Admin/UserResource.php b/laravel/app/Http/Resources/Admin/UserResource.php
similarity index 93%
rename from laravel/app/Http/Resource/Admin/UserResource.php
rename to laravel/app/Http/Resources/Admin/UserResource.php
index 2689feb..9b97001 100644
--- a/laravel/app/Http/Resource/Admin/UserResource.php
+++ b/laravel/app/Http/Resources/Admin/UserResource.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace App\Http\Resource\Admin;
+namespace App\Http\Resources\Admin;
 
 use Illuminate\Http\Request;
 use Illuminate\Http\Resources\Json\JsonResource;
@@ -9,7 +9,6 @@ class UserResource extends JsonResource
 {
 
     /**
-     * @param User $user
      * @return array<string, mixed>
      */
     public function toArray(Request $request): array
diff --git a/laravel/app/Models/User.php b/laravel/app/Models/User.php
index 0bdf952..75dc3ad 100644
--- a/laravel/app/Models/User.php
+++ b/laravel/app/Models/User.php
@@ -3,6 +3,7 @@
 namespace App\Models;
 
 // use Illuminate\Contracts\Auth\MustVerifyEmail;
+use App\Facades\File\FileFacade;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Foundation\Auth\User as Authenticatable;
 use Illuminate\Notifications\Notifiable;
@@ -14,5 +15,14 @@ class User extends Authenticatable
 
     protected $guarded = [];
 
-    protected $hidden = ['password',];
+    protected $hidden = ['password'];
+
+    public function storeFile($file, $name)
+    {
+        if ($this->avatar) {
+            FileFacade::delete($this->avatar, true);
+        }
+
+        return FileFacade::save($file, 'users/avatars/' . $name);
+    }
 }
diff --git a/laravel/app/Services/Notification/Exceptions/NotificationServerNotRespondingException.php b/laravel/app/Services/Notification/Exceptions/NotificationServerNotRespondingException.php
new file mode 100644
index 0000000..45117c8
--- /dev/null
+++ b/laravel/app/Services/Notification/Exceptions/NotificationServerNotRespondingException.php
@@ -0,0 +1,37 @@
+<?php
+
+namespace App\Services\Notification\Exceptions;
+
+use App\Exceptions\Throwable;
+use Exception;
+use Illuminate\Http\JsonResponse;
+
+class NotificationServerNotRespondingException extends Exception
+{
+    public $message;
+
+    public function __construct(string $message = "", int $code = 500, ?Throwable $previous = null)
+    {
+        $this->message = $message;
+
+        parent::__construct($message, $code, $previous);
+    }
+
+    /**
+     * Report the exception.
+     */
+    public function report(): void
+    {
+        // ...
+    }
+
+    /**
+     * Render the exception into an HTTP response.
+     */
+    public function render(): JsonResponse
+    {
+        return response()->json([
+            'message' => $this->message
+        ], $this->code);
+    }
+}
diff --git a/laravel/app/Services/Notification/Exceptions/OperatorNotConnectedException.php b/laravel/app/Services/Notification/Exceptions/OperatorNotConnectedException.php
new file mode 100644
index 0000000..39808d8
--- /dev/null
+++ b/laravel/app/Services/Notification/Exceptions/OperatorNotConnectedException.php
@@ -0,0 +1,40 @@
+<?php
+
+namespace App\Services\Notification\Exceptions;
+
+use App\Exceptions\Throwable;
+use Exception;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Support\Facades\Log;
+
+class OperatorNotConnectedException extends Exception
+{
+    public $message;
+
+    public function __construct(string $message = "", int $code = 500, ?Throwable $previous = null)
+    {
+        $this->message = $message;
+
+        parent::__construct($message, $code, $previous);
+    }
+
+    /**
+     * Report the exception.
+     */
+    public function report(): void
+    {
+        Log::channel('notification_service')
+            ->error(OperatorNotConnectedException::class,[__('messages.operator_could_not_connect')]
+        );
+    }
+
+    /**
+     * Render the exception into an HTTP response.
+     */
+    public function render(): JsonResponse
+    {
+        return response()->json([
+            'message' => $this->message
+        ], $this->code);
+    }
+}
diff --git a/laravel/app/Services/Notification/Exceptions/OperatorOfflineException.php b/laravel/app/Services/Notification/Exceptions/OperatorOfflineException.php
new file mode 100644
index 0000000..6e4e1a3
--- /dev/null
+++ b/laravel/app/Services/Notification/Exceptions/OperatorOfflineException.php
@@ -0,0 +1,40 @@
+<?php
+
+namespace App\Services\Notification\Exceptions;
+
+use App\Exceptions\Throwable;
+use Exception;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Support\Facades\Log;
+
+class OperatorOfflineException extends Exception
+{
+    public $message;
+
+    public function __construct(string $message = "", int $code = 500, ?Throwable $previous = null)
+    {
+        $this->message = $message;
+
+        parent::__construct($message, $code, $previous);
+    }
+
+    /**
+     * Report the exception.
+     */
+    public function report(): void
+    {
+        Log::channel('notification_service')
+            ->error(OperatorOfflineException::class, [__('messages.the_operator_is_offline')]
+        );
+    }
+
+    /**
+     * Render the exception into an HTTP response.
+     */
+    public function render(): JsonResponse
+    {
+        return response()->json([
+            'message' => $this->message
+        ], $this->code);
+    }
+}
diff --git a/laravel/app/Services/Notification/NotificationService.php b/laravel/app/Services/Notification/NotificationService.php
new file mode 100644
index 0000000..88b0f6d
--- /dev/null
+++ b/laravel/app/Services/Notification/NotificationService.php
@@ -0,0 +1,47 @@
+<?php
+
+namespace App\Services\Notification;
+
+use App\Services\Notification\Exceptions\NotificationServerNotRespondingException;
+use App\Services\Notification\Exceptions\OperatorNotConnectedException;
+use App\Services\Notification\Exceptions\OperatorOfflineException;
+use Illuminate\Http\Client\ConnectionException;
+use Illuminate\Http\Client\RequestException;
+use Illuminate\Support\Facades\Http;
+use Illuminate\Support\Facades\Log;
+
+class NotificationService
+{
+    public function deliverDataToNotificationServer(array $data): void
+    {
+        try
+        {
+            $response = Http::retry(3)
+                ->post(config('global_variables.NOTIFICATION_SERVER_URL'), $data)
+                ->throwIfServerError();
+
+            $response_status = json_decode($response->body())->status;
+
+            throw_if($response_status == 1,
+                new OperatorOfflineException(__('messages.the_operator_is_offline'))
+            );
+
+            throw_if($response_status == 2,
+                new OperatorNotConnectedException(__('messages.operator_could_not_connect'))
+            );
+        }
+        catch (RequestException $exception)
+        {
+            Log::channel('notification_service')
+                ->error(RequestException::class, [
+                    $exception->getMessage(),
+                    NotificationServerNotRespondingException::class,
+                    __('messages.notification_server_is_down')
+            ]);
+
+            throw_if($exception->response->serverError(),
+                new NotificationServerNotRespondingException(__('messages.notification_server_is_down'))
+            );
+        }
+    }
+}