How do I ... Enable Spambayes filtering in Thunderbird for Windows?

The Thunderbird e-mail client is an outstanding piece of cross-platform, open source software. But one area where Thunderbird can use a little improvement is its Spam protection. Spambayes is a Bayesian spam filtering system written in Python, which classifies junk mail into three classifications: Spam, Ham, and Unsure. Jack Wallen describes how to install and configure Spambayes into Thunderbird.

This download is also available as an entry in the TechRepublic Microsoft Windows blog.