This guide, which is one in the "Exploration" series of curriculum guides intended to assist junior high and middle school industrial educators in helping their students explore diverse industrial situations and technologies used in industry, deals with servicing products. Lessons on servicing products and evaluating those in need of repair are provided. Topics covered in the lessons include the basic types of service; reasons for growth in the number of service occupations; elements of industrial service; industrial service processes; basic types of industrial organizations; the attributes of a service organization; and diagnosing, repairing, testing, and completing a work order on a defective product. The guide includes the rationale behind its development, hints to the teacher, lesson plans, student handout masters, teacher aids, a unit examination, and a list of references. The lesson plans include cross-referenced lists of objectives, lesson content, and learning activities. (MN)