Analysis: 1. Neither the owner nor the user can change the nature of the house at will, and the house they live in cannot be used for business. If they want to change the living nature of the house, they need to get the consent of the interested owners.

2. This kind of for-profit custody class should go to the industrial and commercial registration and apply for a business license in the industrial and commercial department. For those who do not meet the requirements and operate without a license, they can report to the relevant departments.

Legal basis: Civil Code of People's Republic of China (PRC).

Article 271 The owner shall have the ownership of the exclusive part of the building such as the business building, and the right to share and jointly manage the common part other than the exclusive part.

Article 272 The owner has the right to possess, use, profit from and dispose of the exclusive part of his building. The owner's exercise of rights shall not endanger the safety of the building or damage the legitimate rights and interests of other owners.

Article 273 The owner shall enjoy the rights and undertake the obligations for the common part other than the exclusive part of the building; You may not fail to perform your obligations on the grounds of giving up your rights.

When the owner transfers the residential and business premises in the building, the co-ownership and co-management rights of the shared parts shall be transferred together.

Article 274 Roads within a building division belong to the owners, except those belonging to urban public roads. The green space within the building division belongs to the owner, except for the urban public green space or individual ownership. Other public places, public facilities and property services within the building division belong to the owner.