First of all, the housing sales contract should describe the housing situation in detail, which is what the seller and the intermediary should do.
Secondly, it is the intermediary's responsibility to inform the buyer of the defects of the house.
Moreover, the intermediary is involved in the crime of deliberately concealing housing defects, and it also needs to bear corresponding legal responsibilities.
Precautions for buying a house:
1, you should look at the house on the spot.
You need to find a reliable intermediary.
3. The contents of the house sales contract shall be verified.