MAM - What is MAM? Expand What is MAM? MAM stands for “Members Assisting Members”. It is designed to help IMRF Members and IMRF Supporters sharing their resources, services and expertise with each other. The IMRF has set up an Posts Board for IMRF Members and IMRF Supporters to place their Posts on it. One can request, offer, exchange, sell and buy items and services. The aim is simple: to help each other and to prevent loss of life in the World’s waters.