Kyle > You mean procmail, not postfix, right? Procmail *APPEARS* easier, but > has some massive problems with error handling (see No assuming Ubuntu Linux by Von Hagan is correct. examples [if i've learnt anything!] MTA [mail transfer agent] - sendmail, postfix, qmail, exim, mstmp MDA [mail delivery agent] - procmail, maildrop, qpopper, courier IMAP, cyrus MUA [mail user agent] - evolution, mutt, kmail, pine, thunderbird (most include an MTA and MDA) james