This document discusses communication for work purposes. It outlines three learning outcomes related to creating clear materials, presenting ideas persuasively, and adopting audience awareness. It then provides an outline covering workplace communication, business letters, and memos. For each topic, it defines the concept and provides examples and guidelines. For workplace communication, it discusses purpose, audience, and tone. It also outlines broad categories of communication and ethics in workplace communication. For business letters, it defines the parts and formats. It also lists frequently written letter types. For memos, it discusses definitions and guidelines for writing them.