[ Thanks to Joe
Topjian for this link. ]
“In Part One, I explained how to help SpamAssassin learn about
new spam. Now I’ll put that acquired data to use when scanning
messages.“There are several ways to scan email with SpamAssassin.
Personally, I like having the message automatically scanned right
at the mail server. This ensures every message that passes through
the server is scanned and properly dealt with…”