When signing a contract, the buyer is often passive because the professional knowledge of both parties is not equal. Therefore, when signing a contract, buyers should carefully read and understand the contract terms and supplementary agreements, and consult with lawyers and competent authorities when necessary.
Check-in, even if property buyers are eager to check in again, this step can not be ignored, otherwise problems will become very passive after check-in. When inspecting a house, it is best to cooperate with professionals who know the house better and learn to "find faults".