The author shares frustration with recent email newsletters lacking key features for easy sharing and engagement.The first must-have is a 'view online' or 'view as a webpage' link to make sharing content outside the email easier.Having an up-to-date online archive for past editions is crucial for easy reference and sharing of newsletter content.Creating a newsletter homepage or website with clear information about content and sender helps in promoting and sharing the newsletter.Including a 'Were you forwarded this email? Click to subscribe' link can help in inviting new subscribers easily.Consistent branding with recognizable names is important to help subscribers remember the sender and the content brand.Whether as a solo consultant or a big brand, ensuring clarity in branding and sender names enhances subscriber recognition and engagement.The article emphasizes the importance of simple features like consistent branding and online archives for effective newsletter engagement.In addition to basic features, suggestions for advanced improvements like permalinks and mobile-friendly templates are briefly touched upon.Overall, the article suggests implementing these key features to enhance the functionality and appeal of email newsletters.The author, though not a master of email newsletters, shares valuable insights and recommendations for improving newsletter quality.