I spent some more time doing phone bank (as did Bitter.) It is great way to spend some time with like minded people, and make an effort to make a difference in history.
Voting is a minimum exercises of your rights and responsibilities as an American citizen. Take a few hours (or more) volunteering to help candidates that support your rights.
You can find out more information about volunteering on johnmccain.com, or you should be able to contact your local Republican office and get information there.