Everything you need to write a declaration letter to the judge in your custody case: an example, a downloadable template, an outline and tips. Your Information (first thing that goes on the inside of the letter).The character reference letter for court serves the purpose of offering the Judge insights into the Defendant's moral or mental attributes. Complete a Guided Interview that Creates Forms for You. All the necessary forms will be created based on your answers to the questions in this guided interview. A character reference letter for court child custody is a legal document serving as the recommendation for a parent who wishes to become a guardian. What parents and witnesses need to know about character reference letters to the court for child custody. Includes a downloadable sample and template.