Test, test, and test again! Make sure your email looks good on all devices before you send it out. Don’t forget to add a short preview description to encourage people to click on your email. One Mississippi, two Mississippi… Sit up straight. 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Don’t make ‘em yawn! Keep your emails exciting and brief. Opening the door to unlimited creativity… Don’t forget to add a fun, relevant call-to-action button to your email.