The document provides tips for proper email etiquette. It recommends choosing clear, concise subject lines that summarize the email; continuing email threads properly while quoting others clearly; avoiding long emails by using introductions, lists, and conclusions; not using all caps except for emphasis; using an active voice; formatting emails simply without overusing fonts or bolding; proofreading emails before sending; attaching files carefully or including information in the email body; and following etiquette can improve communication, efficiency, opportunities, branding, and reduce liability.