190 requires that be a registrant provide any services to a client the registrant and client must enter into a written contract. This packet provides general guidance about requesting documents from another party in the case.Learn how to find and fill out legal forms, how to create your own legal documents, and how to file documents with the court. Fill in the page numbers, sign, and date. Complete the Motion. Can I file documents in Las Vegas? If you cannot provide the requested documents, you may submit this "letter of explanation. What type of document are you recording? Please see Appendix B for a sample due diligence letter. Call us at 1-800-772-1772 if you cannot provide these documents.