Add the extra products on the flip chart (the answer), and explain the service, product of each one.在白板补充上没有提到的饭店服务项目，并依次讲解每项目服务的具体特色。
After it, refer to the flip chart, review/discussion how to use the product knowledge.演式结束后，对照白板，重温并讨论如何使用饭店产品知识。