Missionary salespeople are

salespeople who specialize in identifying, analyzing, and solving customer problems, but who do not actually sell products and services.

salespeople who process routine orders for products that are presold by the company.

salespeople who identify prospective customers, provide customers with information, persuade customers to buy, close sales, and follow up on a customer's use of the product or service.

people on the selling team who are responsible for obtaining qualified leads.

sales support personnel who do not directly solicit orders but rather concentrate on performing promotional activitics and introducing new products.