This document provides tips and best practices for effective email communication. It discusses the importance of email as a form of business communication and outlines some key advantages such as allowing more time for responses, persistence of messages, and the ability to reach a wide audience. It then provides guidance on crafting emails for different purposes like requiring an action, posing a question, or reporting news. Key principles discussed include keeping messages short, using courtesy, grabbing attention, considering empathy, recapping long instructions, and following up on important messages.