First of all, you should pay attention to the level and identity of the diners, and then look at the decoration in the store. Generally, the main products in the store are in a position parallel to people's eyes. Familiar with other suppliers. See how much profit you have at the same price as the main product in the store. How many policies will you make? General stores like activities. For example, what is the wine with a profit of 30? 5 yuan, 10 yuan for what. Secondly, the payment problem must be thorny. If not.