This manual is designed to (1) acquaint service supervisors and instructors with general principles of instruction; (2) familiarize them with the more common methods of individual and group instruction so that they will use the methods most adaptable to the subject matter and to the particular group being trained; and (3) offer an understanding of the basic tools of instruction so they can improve the effectiveness of all service activities. Emphasis is given to different methods of individual and group instruction. The individual methods described include the Four-Step Method, the Coaching Method, individual development plans, cross-training, special assignments, acting assignments, understudies, committee assignments, and programmed instruction. Group methods include lecturing, demonstration, staff meeting, conference, critique, buzz groups, brainstorming, role-playing, panel discussion, group problem-solving, case study method, in-basket exercise, fishbowl, instruments, films, film evaluation, training with TV, learner controlled instruction, tools to aid the instructor, lesson plans, use of training aids, flip charts and chalkboards, the art of questioning, and handouts. An introductory section covers the learning environment, teaching principles, and characteristics of the adult learner. (WL)