public function loadSpecificChanges($changeTicketing, $changeQueueing, $changeOptQueueEl)
    {
        if ($changeTicketing) {
            $this->specificChanges[] = new SpecificChanges(
                SpecificChanges::ACTION_TICKETING_OFFICE
            );
        }
        if ($changeQueueing) {
            $this->specificChanges[] = new SpecificChanges(
                SpecificChanges::ACTION_QUEUEING_OFFICE
            );
        }
        if ($changeOptQueueEl) {
            $this->specificChanges[] = new SpecificChanges(
                SpecificChanges::ACTION_OPT_QUEUE_ELEMENT
            );
        }
    }