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 ArcadeAction.
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.
Pinsider DennisK wrote a recommendation November 15th, 2019.
“Boards were as described. Seller shipped fast and was easy to deal with!”