A method for self-managing group membership is disclosed. The method has a portion operating on a client terminal. The client-side portion includes determining if an email received at an email address is an intra-organizational email from a mailbox of a group. Additionally, the method provides a graphical interface element when the received email is determined to be an intra-organizational email from a mailbox of a group. The graphical interface element is configured to selectablely transmit a remove instruction to the group. Moreover, the method has a portion operating on a server. The server-side portion includes receiving the remove instruction; identifying a sender of the remove instruction; locating the sender in the group member list; and unsubscribing the sender from the group member list.