public function copyEventsAndNotifications()
    {
        // copy EVENTS
        $this->copyFilesFromSource($this->appPath . 'Events', app_path('Events'));

        // copy LISTENERS
        $this->copyFilesFromSource($this->appPath . 'Listeners', app_path('Listeners'));

        // copy Mail
        $this->copyFilesFromSource($this->appPath . 'Mail', app_path('Mail'));

        // copy Notifications
        $this->copyFilesFromSource($this->appPath . 'Events', app_path('Notifications'));

        // copy EventServiceProvider
        $source = $this->appPath . "Providers{$this->ds}EventServiceProvider.php";
        $this->copyFilesFromSource($source, app_path('Providers'));
    }