What is the generally accepted practice on how a notary signing agent responds to a signer's question according to the Notary Signing Agent Code of Conduct? Always call the loan officer, they are the only ones who can answer the borrowers questions. The Notary Signing Agent may not respond to a signer's specific question by directing the individual to read the provisions in the critical or other closing documents identified by the NSA that may answer the question. The Notary Signing Agent may respond to a signer's specific question by using their industry knowledge. The Notary Signing Agent may respond to a signer's specific question by directing the individual to read the provisions in the critical or other closing documents identified by the NSA that may answer the question.