Definitions for "sales letter"
a business letter in which one party tries to persuade the other party to purchase the product or service being described
a cleverly constructed letter that entices the reader to whip out their wallet, and buy what you are selling
a letter (not solely a leaflet, brochure, etc) that sells your product or service ultimately to provoke a sale by gaining the interest of the reader
a marketing tool that promotes a good or service
an important marketing tool that can build your client base and increase sales (and profits)
Keywords:  conversation, paper, way, one
a one way conversation on paper
Keywords:  great, start, getting, people, work
a great place to start getting people interested in your work
Keywords:  communication, personal, form, one
a more personalized form of communication
a one-to-one, personal communication
Keywords:  document, designed, generate
a document designed to generate sales