The Cato Institute has produced a video offering advice to the Tea Party movement. Simply put, not all Republicans are your friends and not all Democrats are your enemies. Stay focused on the ideas and the policy, not the politics.
GWU Liberty Society Vice President and soon-to-be Students For Liberty Campus Coordinator Kevin Duewel has written up a great post on his blog documenting his early experiences in the tea party scene and his concern over politicians like Sarah Palin trying to claim it for their own. Check it out here: http://kevinduewel.wordpress.com/2010/04/28/taxed-enough-already/