This chapter provides a few tips for POP and IMAP client users; that is, users who use POP or IMAP clients remotely to access a mailbox on the PMDF server system. The remote system may be a PC, Macintosh, UNIX, OpenVMS, or other sort of computer system---as long as the remote system has a POP or IMAP client on it and TCP/IP access to a PMDF system running a POP or IMAP server, respectively, the user can access their messages on the PMDF server.