you just fill out the form that says you have recently served on a jury in the last 12 months. Mail it back and they will cross reference their records to excuse your just summons. Your sister in law cannot change records and so she will have no control over whether you are excused or not. Every jury you serve on, even if you are dismissed as a juror counts and you are free and clear for the next 12 months. Wow, some of you have no sense of humor.... I thought this blog was hilarious and makes an obnoxious "obligation" a little easier to deal with. I loathe jury duty, regardless of my "moral obligation" or not. I agree with the poster that said if you are excited about jury duty go ahead and volunteer so the rest of us don't have to. Most of the time these cases are frivilous and have no business in a court room wasting peoples time and energy... If you want to get out of jury duty the best way I know is to tell them you've moved. It's worked for me 3 times. The first time I wasn't lying. Another great way is to bring up the question of jury nullification. They hate that. Jury nullification occurs in a trial when a jury reaches a verdict contrary to the judge's instructions as to the law. You absolutely don't have to find someone guilty of a law if you disagree with it. A