This document discusses communication skills and provides details on the key elements and forms of communication. It defines communication as the process of exchanging information through various mediums between a sender and receiver. The five essential elements of communication are identified as the sender, message, channel, receiver, and feedback. Verbal communication includes both oral communication using spoken words as well as written communication using written symbols. Non-verbal communication refers to wordless messages conveyed through body language like eye contact, facial expressions, gestures, and posture. Effective communication relies on both verbal and non-verbal elements.