This is an updated guide to the theory, tricks and techniques of communicating to a business audience in public or in private to two people or to 2,000. It explains how to identify your key audience, how to decide what they want, what your message should be and how to put it across. It also includes new developments in audio visual aids and explains how to handle technical equipment from a microphone to a videoshow control box. The author also wrote Janner's Complete Speechmaker, Janner's Complete Letterwriter and Janner on Communication.