Signing a letter with “p.p.” before your signature is a common method when acting on behalf of someone else. This abbreviation stands for “per procurationem,” which means “through the agency of.”

The “sign on behalf symbol” is a common expression used when someone is signing for or representing another individual. In many formal documents, you might see “p.p.” or “per procurationem” before a signature, which indicates that the signatory is acting on someone else’s behalf.