Pimp PLESK 9 spam protection

PLESK 9 includes Spam Assassin. In the PLESK menue you can configure Spam Assassin to automatically mark spam messages inside the inbox folder. The blacklist must be trained manually. Here are to tips to enhance PLESK´s Spam Assassin protection:

1. move spam messages automatically to a spam folder: http://www.russwittmann.com/2007/07/14/server-side-mail-filtering-using-qmailprocmail-under-plesk/
   Note: /usr/local/psa/bin/psa-spamc must be changed to /usr/bin/spamc
2. train Spam Assassin with spam mails in a special folder: http://www.chrisbeach.co.uk/view/tech/automating_spam_assassin_learning_on_plesk