This document discusses mailing lists and how they work. It defines key terms like mailing list, alias, distribution list, and subscribers. It explains the process of how messages are picked up from a box, the destination is determined, and it is delivered to recipients. It notes pros and cons of mailing lists like they can fill inboxes with errors but are more internet friendly than individually emailing recipients. It concludes by providing the URL for the mailing list manager at the institution.