This document outlines best practices for writing fundraising emails that get opened and acted upon. It discusses optimizing the key components of the email like the from name, subject line, and preview text. Some tips include making the from name instantly recognizable, crafting curious subject lines, and using the preview text to convey the organization's mission. The document also provides strategies for writing the email content, such as using short sentences, highlighting calls to action, and personalizing the message. Examples are given of effective emails that follow these principles. The key message is that every email should provide value to the donor to avoid being deleted.