It will help. When the intermediary seller fails to pay off the mortgage, the measure taken is to repay the seller's mortgage loan with the buyer's down payment. However, in most cases, the buyer's down payment is less than the seller's mortgage loan in the bank, and many buyers disagree that the seller should use the down payment first and then repay the mortgage loan, and then go through the transfer procedures. This operation does pose a potential risk to the buyer's funds.