Residential buildings in residential areas can set up small dining tables. Before setting, the consent of the property and neighboring neighbors should be obtained to avoid the noise of children going to and from school affecting neighborhood relations and neighbors' rest. After all, the noise index of residential buildings has certain regulations. Take the relevant certificate of the house to the industrial and commercial department to obtain the permission of the industrial and commercial department, and ask the neighboring neighbors to sign it. With the consent of all neighbors, you can apply for a small table tax registration certificate and a catering business license. Therefore, small dining tables can be set up in residential buildings in residential areas.