This document provides guidelines for proper email etiquette. It suggests being polite, ensuring message content is relevant to recipients, including a subject line, trimming quoted text, being patient with others, including a signature, informing others if forwarding a message, not replying in anger, avoiding all caps or excessive punctuation, not sending large attachments without permission, and avoiding arguments or abusive messages. It also warns against overusing urgency markings or posting your email publicly to avoid junk messages. A website for more email etiquette rules is provided.