1. Dynamic Content: Use dynamic content blocks to show different content to different segments of your audience. 2. Personalized Subject Lines: Incorporate the recipient's name or other personal details in the subject line to increase open rates. 3. Behavioral Targeting: Send emails based on subscriber actions, such as cart abandonment or browsing history. 4. Subscriber Segmentation: Divide your email list into smaller segments based on demographics, behavior, or purchase history.