What parents and witnesses need to know about character reference letters to the court for child custody. Includes a downloadable sample and template.A character letter to a judge should establish your credibility, paint a full picture of the defendant and be respectful, among other things. A character letter is designed to show support for a defendant in a criminal case. These letters have the potential to influence the court. Defend a friend or family member's moral character in court. Use our Character Reference Letter for Court template to easily write your document. 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. Hold imaginary conversations. If Peter Rabbit could chat with.