Writing a character letter for a judge can be a daunting task. Here are nine essential tips for writing an effective sentencing letter.I am writing this letter on behalf of a family member mine who is presently before you on criminal charges and is due to be sentenced shortly. In this article, we will discuss how to write a formal letter to a judge, along with the proper format and a sample letter. What parents and witnesses need to know about character reference letters to the court for child custody. Includes a downloadable sample and template. A character letter is designed to show support for a defendant in a criminal case. These letters have the potential to influence the court. The character reference letter for court serves the purpose of offering the Judge insights into the Defendant's moral or mental attributes. This guide includes forms and instructions for a letter and affidavit to request that the court register an outofstate custody order in Texas.