Dear judge (name), I am writing to ask for leniency in the sentencing of my husband, because (then give all your reasons and speak only from your heart). How should you start a leniency letter?I am writing this letter on behalf of a former student of mine who is presently before you on criminal charges and is due to be sentenced shortly. A character letter to a judge should establish your credibility, paint a full picture of the defendant and be respectful, among other things. In this article, we will discuss how to write a formal letter to a judge, along with the proper format and a sample letter. A character letter is designed to show support for a defendant in a criminal case. These letters have the potential to influence the court. At the start of the letter, introduce yourself and explain how you know the defendant. What to include in a letter to the judge before sentencing? You should include the following information: Proper name and address for the judge.