Defend a friend or family member's moral character in court. Use our Character Reference Letter for Court template to easily write your document.A character letter is designed to show support for a defendant in a criminal case. These letters have the potential to influence the court. "Learn how to craft an effective character reference letter for court proceedings with our comprehensive guide. Learn how to write an effective character reference letter for a friend using these steps, our template and examples. Your letter should be concise and direct. Keep it under one page. 6. Letters that look like they may have been produced several years ago won't help. 4. This guide offers a template, explores ethical considerations, and highlights crafting a persuasive letter.