This document provides an overview of communication. It defines communication as the exchange of information, ideas, thoughts, and emotions through various mediums. Communication can be verbal, involving spoken or written language, or nonverbal, involving body language, gestures, eye contact, touch, use of space, and other cues. Effective communication is important for expressing oneself, educating others, and achieving goals. The document outlines different types of verbal communication, including oral/spoken communication and written communication, and describes important elements of each. It also discusses various aspects of nonverbal communication like facial expressions, gestures, personal appearance, use of space and time.