The document outlines 7 best practices for nonprofit newsletters: 1) Clean up email lists by removing invalid addresses to improve delivery rates. 2) Maintain a consistent schedule and frequency to inform subscribers. 3) Pay attention to design elements like fonts, colors, and imagery, especially for mobile. 4) Craft short, enticing subject lines that include time elements and personalization. 5) Make content useful by including excellent stories and clear calls to action focused on subscribers. 6) Keep content concise by focusing on the most important information. 7) Promote shareability by including social media links and incentives for forwarding. Overall, newsletters are an essential nonprofit communications tool worth investing in.