First of all, according to the experience, it should be profitable to open a snack bar in the community, and if you design and operate it carefully, you should still make a lot of money. Therefore, you may need to use your brain. Common sense is: rent a good location in the community, so that everyone can easily find and arrive when needed. Secondly, it should be distinctive, which goes without saying. Secondly, it is a good choice to provide everyone with supper for convenience.