Lorelle has an excellent post on eliminating trolls and pests from your blogs: Attack of the Mean Commenter: Blocking Commenters and Comments on Your WordPress Blog « Lorelle on WordPress
Unfortunately you will get the occasional lunatic commenting on your posts; just delete the comments. Let them play in their own sandpit. It’s YOUR blog, you’re under no obligation to give your time and your resources to people who have way too much time on their hands. Let them start their own blog.:-)
You must log in to post a comment.