protected function addRecipients(Message $message){

        if($overwriteTo = $this->getOverwriteTo()){
            $message->to($overwriteTo);
            return;
        }

        $first = true;

        foreach($this->recipients as $recipient){

            if($first){
                $message->to($recipient);
            }
            else{
                $message->bcc($recipient);
            }

            $first = false;

        }

    }