In this article, we provide a stepbystep guide to help you write an effective letter to sell a product with a template, sample and tips. This sales letter introduces a new beauty product called "Fair and Beauty Lotion" to Gracemel Kim, general manager of PPKK Beauty Clinic.A sales letter is an important tool for shaping the way customers think of you. A sales letter must be able to attract the attention of the reader. We may ask a provocative question, make a probable claim or narrate a likely incident. The 12-step sales letter template is designed to overcome each of these objections in a careful, methodical series of copywriting tactics. Here are samples and templates of sales introduction letters. These examples help make a professional impression and begin the sales cycle. Sample Letter 6.3 introduces a new company to a current customer. Have you ever tried (or been tasked with) writing a sales letter?