"Seven quick tips for a spam-free blog"
http://cheerleader.yoz.com/archives/000849.html
Good tips for all bloggers
Tip 1: Rename your comment script
Tip 2: Don't link to the comment script on your front page
Tip 3: Include several decoy forms in the Individual Entry template
Tip 4: Require a hidden variable for the comment script
Tip 5: Separate "Preview" and "Post" into two separate scripts
Tip 6: Include a "Delete this post" link in notification mail
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