Add E-mail to white list of anti-spam system

1. Login to usermin , usually https://:20000 

For Multisys Network , it should be https://www.multisys.hk:20000/

 2. Expand section 'Mai' , click on 'SpamAssassin Mail Fitler'

3. click on button 'Allowed and Denied Addresses'

4. Add user list (white list) in box 'From: addresses to never classify as spam'