This module on owning and operating a software design company is one of 36 in a series on entrepreneurship. The introduction tells the student what topics will be covered and suggests other modules to read in related occupations. Each unit includes student goals, a case study, and a discussion of the unit subject matter. Learning activities are divided into individual activities, discussion questions, and a group activity. Units (and subject matter) in this module are planning your business (targeted market; special services; programming skills; business skills; legal requirements); choosing a location (questions to ask yourself); getting money to start (business description; statement of financial need; unforeseen expenses; general office costs); being in charge (hiring staff; job descriptions; training staff); organizing the work (writing the program; putting the package together; distribution; user service; work schedule); setting prices (competition; targeted market; break-even point; price changes); advertising and selling (trade magazines; press release; direct mail; computer clubs and fairs); keeping financial records (how to bill; credit; daily cash sheet); and keeping your business successful (profit/loss statement; adding new products). A summary and quiz complete the document. (A teacher's guide is available for this module.) (CT)