This video really caught my eye: http://infolitlib20.blogspot.com/2010/09/principal-who-wants-to-ban-social-media.html 

A principal wants to ban social media at school because of bullying and encourages parents to ban it as well. Why not fight bullying with greater education? Have meetings with parents to teach parents about social media. Learn how to use social media to feed your Personal Learning Community (or PLC). 

Check it out!