I liked General Motors' blogger Code of Ethics http://fastlane.gmblogs.com and have adapted it for www.goldenpaints.com/blog.
Blogger Code of Ethics
1. I will tell the truth. I will acknowledge and correct any mistakes promptly.
2. I will not delete comments unless they are spam, off-topic, or defamatory.
3. I will reply to comments when appropriate as promptly as possible.
4. I will link to online references and original source materials directly.
5. I will disagree with other opinions respectfully.
6. I will respect your privacy and will not distribute your contact information publicly.