This guide, which is intended for project directors, coordinators, and other professional staff interested in marketing adult basic skills and workplace education programs to business, presents a six-step process for developing a marketing plan. Discussed first are the purposes of marketing and considerations in marketing workplace education to business. The remainder of the guide details the following steps in the process of developing a marketing plan: defining what is being marketed; delineating the marketing campaign's audience; discovering a marketing niche; choosing appropriate personal and/or impersonal marketing techniques; developing and implementing an action plan; and evaluating the marketing campaign's progress. Numerous sample materials to be developed at each stage of the plan development process are provided along with a list of seven resources. (MN)