My favorite approach is the approach taken by exiledonline.com. Trolls and Ron Paul fanatics get their comments "improved", often with sarcasm highlighting the

My favorite approach is the approach taken by exiledonline.com. Trolls and Ron Paul fanatics get their comments "improved", often with sarcasm highlighting the stupidity of the underlying comment and poster. Guts that particular troll so other posters aren't tempted to reply and serves as a disincentive for future trolling. Even subpar comments are discouraged since the consequences of not meeting standards are a little bit greater than if they were simply not approved.