51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Don’t forget to add a short preview description to encourage people to click on your email. Try different email subject line styles to find what gets the most opens. Test, test, and test again! Make sure your email looks good on all devices before you send it out. Fighting off robots… Avoid getting marked as spam! Only email people who have agreed to receive emails from you. Boost your email opens with a punchy subject line. Let your imagination run wild.