My Baking Notebook Blog’s Code of Ethics:
(1) I will tell the truth.
(2) I will write deliberately and with accuracy.
(3) I will acknowledge and correct mistakes promptly.
(4) I will not delete comments unless they are spam or off-topic.
(5) I will reply to emails and comments when appropriate, and do so promptly.
(6) I will strive for high quality with every post – including basic spell checking.
(7 ) I will stay on topic.
(8) I will disagree with other opinions respectfully.
(9) I will link to online references and original source materials directly.
(10) I will disclose conflicts of interest.
(11) I will keep private issues and topics private, since discussing private issues would jeopardize my personal and work relationships.

Source: Groundswell Blogging policy.