The character reference letter for court serves the purpose of offering the Judge insights into the Defendant's moral or mental attributes. I am writing this letter to offer a more complete picture of who_____ is as a person.A character letter to a judge should establish your credibility, paint a full picture of the defendant and be respectful, among other things. When describing the person, include the "who, what, when, where, and why. At the start of the letter, introduce yourself and explain how you know the defendant. Introduce yourself: Let the judge know who you are. Good character reference letters help the judge understand the defendant as an individual. Ideally, the writer should express how he or she knows the defendant. , business letter or legal document format). Anything that can confuse judges in ruling in favor of a parent.