On Fri, 15 Apr 2005 19:30:32 EDT, Pete Weiss said: > At 13:08 4/14/2005 Thursday, David Phillips wrote: > >You could set the vendor's subscription to 'nomail', but the vendor > >can always change that back. You'd have to run a 'query listname for > >vendorid' periodically to make sure they were still nomail. > > > >You'd be better off using two lists, I think > > Nope: very easy to do > > SEND= PRIVATE,vendoraddr You also probably want 'subscribe=by_owner' or other similar filtering to ensure that the vendor doesn't just join the list. How paranoid you want to be about vetting a potential subscriber so that the vendor doesn't subscribe an employee using a hotmail/gmail/aol/whatever account is another question....