This module on owning and operating a business and personal service 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 (what is a service business; who are your customers; competition; repeat customers); choosing a location (finding the right spot); getting money to start (business plan; starting expenses); being in charge (going it alone; hiring staff; training employees; employer-employee relationship; communication); setting prices (break-even point; things that make prices go up and down); advertising and selling (advertising methods; qualities of a good ad); keeping financial records (collecting the money; credit; daily cash sheet); buying and keeping track of supplies (inventory; suppliers; purchase orders; inventory control; work orders; work schedules); and keeping your business successful (keeping track of profits; net profit; profit/expense ratios; how to raise profits). A summary and quiz complete the document. (A teacher's guide is available for this module.) (CT)