"MySpace Unraveled: A Parent's Guide to Teen Social Networking" from BlogSafety.com (@ Amazon.com too) - takes you through the steps to setting up an account and safely manage the account.
"Logged On and Tuned Out" (@ Amazon.com too) - helps parents learn the basics of all the newest communication tools, like Instant Messaging, text messaging, and social network sites like MySpace. Includes a sample chapter.