If you've been asked to write to the judge, use our sample character reference letter and fill-in-the-blank template. What's a character reference letter?Writing a character letter for a judge can be a daunting task. Here are nine essential tips for writing an effective sentencing letter. You do not write letters to judges. Everything you need to write a declaration letter to the judge in your custody case: an example, a downloadable template, an outline and tips. This concise introduction delves into how a compelling reference letter can significantly sway the results of a child custody home study. 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. 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. I am writing this letter to offer a more complete picture of who_____ is as a person.