This document provides an overview of how to use email. It explains that email allows quick electronic communication by sending messages to other users' inboxes. To send and receive email, a user needs an email address consisting of a username and domain name separated by an "@" symbol. The document outlines how to compose, send, reply to, forward, and delete emails. It also discusses creating folders to organize emails and attaching files to emails. The goal is to teach basic email functions and literacy.