Sample Format for a Character Letter. If you have been asked to write a character letter, this simple template may be a useful guide.The goal of character reference letters is to tell the judge a story. To give the judge insight into a defendant as a person. A character letter to a judge should establish your credibility, paint a full picture of the defendant and be respectful, among other things. Defend a friend or family member's moral character in court. Use our Character Reference Letter for Court template to easily write your document. Highlight the defendant's positive traits, such as honesty, integrity, hard work, or community involvement. Highlight the defendant's positive traits, such as honesty, integrity, hard work, or community involvement. Defend a friend or family member's moral character in court.