When ending a MarketPlace listing successfully, Pinsiders can invite user feedback from the other party. Marketplace feedback cannot be removed, but can be responded to by troon47.
New! It is now possible for any Pinsider to leave feedback, without an invite. There are some checks in place to avoid abuse and "fake" feedback.
“I recently sold a game to Greg, I ended up delivering the game to his house and helping him set it up. After meeting Greg in person and spending some time with him i can tell you that he is one of the good guys in this hobby! If you are considering doing a deal with him, deal with confidence!”