The purpose of most people who learn snacks is to set up stalls to start businesses. Anyone who successfully starts a snack business must basically meet the following conditions: 1. The taste of snacks should conform to the local habits, and the taste should be better in order to have repeat customers, so you must go to a professional school to study and listen to the teacher's analysis and opinions. 2. Cost accounting, if the profit of snacks does not exceed 50%, then in addition to the cost, you may face losses. It is very important to analyze and guide before opening a store. 3. Later category adjustment and customer maintenance, snacks must be adjusted according to the actual situation, such as season, health and other factors, and must cater to customers in order to survive in the cruel competition.