1. A communication server, comprising: at least one network interface; and at least one processor in communication with the network interface and configured to: receive a request to add one or more new participants to a communication group from a first participant of the communication group; receive, from one or more members of the communication group, one or more selections indicating one or more selected portions of communication content for providing to the one or more new participants, wherein the communication content includes information transferred between a plurality of participants of the communication group prior to the one or more new participants being added to the communication group, and wherein receiving the one or more selections comprises receiving, from the first participant, a first selected portion of the communication content for providing to the one or more new participants after receiving the request to add the one or more new participants; determine, based on the one or more selections, a portion of the communication content for providing to the one or more new participants; and provide the portion of the communication content to one or more user devices associated with the one or more new participants.