This document provides an introduction to communication, including definitions, elements, and differences between oral and written communication. It discusses the communication process, factors that can affect communication, and tips for effective written communication. Specifically, it defines communication as the exchange of information between parties to ensure complete understanding. The main elements are identified as the sender, message, channel, receiver, feedback, and context. Oral communication involves spoken language while written relies on written symbols. Tips for improving writing include reading, note-taking, and listening, as well as ensuring proper grammar, vocabulary, and organization.