This document discusses professional writing, which is a style of written communication used in workplace environments. Professional writing aims to inform readers and encourage action, instruction, persuasion, or affirmation of shared goals. It has a formal tone and differs from creative writing. Some key aspects of professional writing include preferring the active voice, trimming unnecessary words, reducing jargon, emphasizing important points, using modifiers logically, and employing ethical and inoffensive language. Examples of professional writing include case studies, briefs, reports, manuals, proposals, and contracts in fields like law, science, marketing, retail, entertainment, publishing, and the military.