The letter must outline your complaint, the harm you suffered, and how you want the problem resolved. This is called a 30 Day Demand Letter.Examples of business letter format. In this section, you will find many instructional materials we've developed for our Writing Center teaching. The following sample letters may be used to request records, evaluations, copies of evaluations, and independent evaluations: Sample Records Request. These are samples of letters that can be used for utilization review. Bystep guide to writing a traditional block style and AMS letterFormal letters can come in handy when you need to communicate professionally. Massachusetts Free Letter of Intent ( LOI ) Template. Utilize our Letter of Intent to formally express your desire to buy a product or service. Edit, sign, and share massachusetts sample letter online.