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 write a letter to a judge.Whether you are writing as a victim or on behalf of a defendant, follow these expert tips. If you choose to write a character reference letter, please know that you can help me most if limit your thoughts to what you know about me as an individual. Writing a character letter for a judge can be a daunting task. Here are nine essential tips for writing an effective sentencing letter. I am writing on behalf of. (write the person's full name). Defend a friend or family member's moral character in court. Use our Character Reference Letter for Court template to easily write your document.