Budi Febrianto wrote: > Hi, > Sorry, this might be out of topic. > > In spam.assassin.prefs.conf, is this possible: > > bayes_ignore_from *@returns.groups.yahoo.com > > I try it, but bayes still learn emails from yahoogroups. > That should work, but only if you have envelope_sender_header set correctly. Try adding: envelope_sender_header X-MailScanner-From