This document discusses best practices for effective email communication through a series of tips and examples. It notes that email is prone to miscommunication because people are multi-tasking and responding quickly. It recommends keeping subject lines and endings clear so the purpose and desired action are obvious. Specific tips include using subject lines to indicate what the email is about, picking up the phone for complex issues, and clarifying responses in a new color when replying to avoid thread tangles. The overall message is that following some basic rules can improve email effectiveness and prevent misunderstandings.