1. Know your audience: Research your audience's preferences, pain points, and interests to tailor your messaging and provide value.

2. Offer value: Your emails should offer something of value to the recipient, whether it be useful information, a special offer, or a solution to a problem they may be facing.

3. Segment your email list: Grouping your subscribers based on shared characteristics (e.g. interests, behavior, location, etc.) can help personalize your messaging and increase engagement.

4. Have a clear call-to-action: Make it easy for recipients to take the desired action, whether it's clicking through to a landing page, making a purchase, or downloading a resource.

5. Test subject lines and send times: A/B testing subject lines and send times can help you determine what resonates best with your audience and when they are most likely to engage with your emails.

6. Use an attractive design: An aesthetically pleasing design can help make a positive first impression and keep recipients engaged with your content.

7. Keep it short and to the point: People are busy, and attention spans are short, so keep emails concise and focused on one main message.

8. Personalize emails with recipient's name: Addressing subscribers by name can help create a more personal connection and increase the chances of them engaging with your emails.

9. Consistently send emails: Establishing a regular email schedule can help build relationships and keep subscribers engaged over time.

10. Analyze and adjust based on data-driven insights: Use data and analytics to track open rates, click-through rates, and other metrics, and use that information to make informed decisions and improve the effectiveness of your campaigns.