> List-Unsubscribe:mailto:LISTSERV@host?body=unsubscribe%20listname > > Where is adding headers documented, so I can check pro's and con's. They are called "banners" top and bottom banners .. and are in the MAILTPL If your host has version 1.8d the absolute easiest way to install either top or bottom banners is via the web page listowner interface and the listowner manual will give you the special formating and other info for them. . ..Cleo [log in to unmask] UnOfficial Listowners' Manuals/Guides/Tutorials http://angus.interspeed.net/listowner/