...

Then ask your users to move messages that SpamAssassin misses into the MissedSpam folder, and move copy messages that SpamAssassin marked incorrectly as spam into the NotSpam folder.

You can then run sa-learn from a cron job over those folders to update the Bayesian databases.

Also see RemoteImapFolderSee RemoteImapFolder for more info.

How to set up site wide aliases on postfix where ham and spam can be sent for learning with Postfix

Wiki Markup\[http://jousset.org/pub/sa-postfix.en.html The cookbook is available at http://joussetgtmp.org/pubdoku.php/publications:sa-postfix.-en.html\], it works fine for \[http://www. postfix. org/ postfix\]. Note: don't call your aliases spam and ham unless you want spammers to flood the ham box :)CategoryBayesbox - ideally, the aliases should not be directly accessible by inbound mail at all, there should be restrictions in place to only allow local users to send mail to those aliases.