To do this, refer to the exhibit in the document, assign it a letter or number, and then attach it with a label using that letter or number. "Learn how to craft an effective character reference letter for court proceedings with our comprehensive guide.Get the best tips on writing and formatting a powerful MI court character reference letter to a judge for plea negotiations and sentence What parents and witnesses need to know about character reference letters to the court for child custody. Includes a downloadable sample and template. Commonly used forms are available below. Reference letters are considered third party information.