求翻译：菜单的封底应当印有餐厅的地址、电话号码、营业时间及其他的营业信息等。这样，可以借此机会向顾客进行推销。是什么意思？

Menu should be printed on the back of the restaurant's address, phone number, hours and other business information. This way, you can take this opportunity to sell to their customers.