The letter should be polite, concise, and professional, emphasizing personal growth and the benefits of expungement. Free self-help forms with guide to expunge your Texas criminal record without the need of a lawyer.I am writing to request that I be allowed to file a petition for expungement of my criminal record before the required waiting period. The letter should include the name of the court your case was filed in and the case number at the top right. Put the caption (St. v. Mr. Trabin has given you excellent advice! It will still be up to the judge to decide. Not all cases are eligible for expunction. GCIC usually processes complete record restriction applications within 2-3 weeks. How to fill out the Sample Declaration and Support Letters for Expungement?