Spam Trapping
Quite often, if you've been on the internet for a while, you'll have accumulated a few old email accounts that nowadays get nothing but spam. You can set these up as spam traps using [SpamAssassin]; see the _SPAM TRAPPING_ section of the
\[http://spamassassin.org/doc/spamassassin.html spamassassin manual page\] for details. Wiki Markup
(Update: this will no longer work with SA 3.0.0, as we have removed the support for responding to emails automatically from within SpamAssassin; however, it should be possible to whip up some procmail to do it quite easily
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