This document discusses effective communication. It provides definitions of communication from various sources that emphasize communication as the exchange of information, ideas, opinions, and reaching common understanding between individuals. The document also outlines the key components of the communication process, including the message, medium, and environment. It notes that communication failures can occur when the content or form of the message is unclear or misunderstood. Effective communication in organizations is important for negotiations, decision-making, and avoiding failures that result from inaccurate transmission of ideas or purposes.