Dear judge (name), I am writing to ask for leniency in the sentencing of my husband, because (then give all your reasons and speak only from your heart). I am writing this letter on behalf of a former student of mine who is presently before you on criminal charges and is due to be sentenced shortly.How should you start a leniency letter? What are some sample sentencing letters to judge? The core of your letter should explain why you believe the judge should show leniency towards the defendant. The 5 most common tips in writing an effective leniency letter to a judge include: write a clear introduction, introduce yourself and establish credibility. A letter of support requests leniency from the sentencing judge. The core of your letter should explain why you believe the judge should show leniency towards the defendant. What is a letter of leniency? My name is (first and last), and I am a doctor in the state of Nevada.