Legal analysis: it is illegal to change the garage into a store in the community. It is illegal to operate trusteeship in residential areas. Neither the owner nor the user can change the nature of the house at will, and the residential house cannot be used for business. If you want to change the house, you need to get the consent of the interested owners. In addition, the owner shall not change the house into a business house in violation of laws, regulations and management regulations. Owners who change their houses into business houses shall obtain the consent of interested owners in addition to observing laws, regulations and management regulations.

Legal basis: Article 279th of the Civil Code of People's Republic of China (PRC). The owner shall not change the house into a business house in violation of laws, regulations and management regulations. If the owner changes the house into a business house, in addition to complying with laws, regulations and management regulations, it shall also be unanimously agreed by the interested owners.