A character letter to a judge should establish your credibility, paint a full picture of the defendant and be respectful, among other things. "Learn how to craft an effective character reference letter for court proceedings with our comprehensive guide.Introduce yourself in the opening paragraph. A character reference letter for court should address the points the accused's attorney wants to emphasize, such as the defendant's positive work history. First, introduce yourself and explain your relationship to your boyfriend and how long you've been together. Character Recommendation Templates You Can Use. Below are three examples of recommendation letters for a defendant in a Texas criminal case. Sample Format for a Character Letter. If you have been asked to write a character letter, this simple template may be a useful guide. This guide includes forms and instructions for a letter and affidavit to request that the court register an outofstate custody order in Texas.