3. 如需改期或取消營期 , 若閣下於營期生效前三星期提出,費用可保留半年內使用,唯改期服務只提供一次。In case you need to postpone or cancel the retreat, if the request is made prior to 3 weeks before the retreat, the retreat fee may be reserved for 6 months. The retreat fee can only be reserved once.