As social media becomes more prevalent in business and learning, the challenge of creating policies guiding its use, to both encourage and ensure appropriate participation, is of growing concern.
Here are the articles I found in my del.icio.us favorites list that include the tags, "SocialMedia" and "Policy."
Social Media Usage Policies: Less Lawyering, More Encouraging: From "The Conversation" blog at the Harvard Business Review, a recommended list of the concepts a social media policy should convey.
A twitterable Twitter policy: From Hackademic.net, a nice, concise Twitter use policy example.
Social Media Policies of 113 Organizations: From SocialMediaToday, a substantial list of links to various companies' social media policies.
Corporate Policies on Web 2.0 : eLearning Technology: Frome the eLearning Technology blog, another link list to corporate social media policies.