This document discusses effective communication skills. It defines communication and the communication process, which involves a sender encoding a message that is sent through a medium, may encounter barriers, and is decoded by the receiver who provides feedback. The document outlines the most common ways of communicating, such as spoken word, written word, visual images, and body language. It also discusses the importance of active listening, overcoming barriers to communication, and tips for improving verbal and non-verbal communication skills. Overall, the document emphasizes that mastering communication is a key skill for professional success.