Wondering how to write a character letter for sentencing? Following a few simple rules to writing a great letter.Writing a character letter for a judge can be a daunting task. Here are nine essential tips for writing an effective sentencing letter. Include specific examples of how the person has helped you or someone else, or how he or she has been a leader or an inspiration. "Learn how to craft an effective character reference letter for court proceedings with our comprehensive guide. First, it is there to showcase your credibility as someone who knows the defendant well enough to speak on their character. What parents and witnesses need to know about character reference letters to the court for child custody. Includes a downloadable sample and template. Defend a friend or family member's moral character in court.