Add validation to service cancellation, and displaying cancellation costs if any

app/Providers/AppServiceProvider.php

@@ -36,5 +36,6 @@ class AppServiceProvider extends ServiceProvider
 		Route::model('co',\App\Models\Checkout::class);
 		Route::model('po',\App\Models\Payment::class);
 		Route::model('pdo',\App\Models\Product::class);
+		Route::model('so',\App\Models\Service::class);
     }
 }