Don't forget -- your state may have additional ID requirements when you go to the polls.
Michigan says that you need to bring ONE of the following forms of identification:
Please note that voters who do not have an acceptable form of ID or failed to bring it with them to the polls still can vote. They simply sign a brief affidavit stating that they're not in possession of a photo ID. Their ballots are included with all others and counted on Election Day.
You may only vote with an absentee ballot if you fall into ANY ONE of the following categories: