Buying a house by entrusting a signature loan belongs to the notarization of the entrusting behavior of the client and the signature of the client. There are two kinds of notarization of house power of attorney:

1. Only the signature or seal, fingerprint and signing date of the client are proved.

2. It is to prove the entrustment behavior of the client and the signature, seal, fingerprint and signing date of the client. The entrusted signature loan belongs to the second kind of notarization of house power of attorney.