DUE TO SPAM, SIGN-UP IS DISABLED. Goto Selfserve wiki signup and request an account.
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- MailManglingInTheField: Information about known ways a mail message can be changed in transit.
Wiki Markup \[http://spamassassin.org/publiccorpus/ The SpamAsassin public corpus\]: an old collection of hand-filtered ham and spam for testing GA work, developing new filter techniques, and benchmarking filters. \\
I'm sure more stuff should be added here. Please help out 
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