A PA Notary Public serves as an impartial witness to the signing of important documents, ensuring the identity of signers. An affidavit of forgery is an official declaration that a fraudulent act was committed.It should be completed, notarized, and sent to notify institutions. This article and video will show Notaries to fill out each part of a notarial certificate, and common mistakes to avoid. Everything you need to know about notarizing affidavits. Learn what an affidavit is and how to notarize it. Simply upload your docs, verify your identity and you will be connected to a notary via an online meeting.