This document provides tips for improving emails and avoiding common annoyances. It suggests keeping emails concise by avoiding large attachments, unnecessary formatting, and irrelevant past emails in responses. Proper email etiquette is emphasized, such as using appropriate subject lines, spell checking, and greetings/closings. The tips also cover ensuring emails are tailored to the audience and message through considerations like tone and brevity. Formatting best practices are outlined like using paragraphs and simple language.