Not just a pretty interface Don’t forget to add a short preview description to encourage people to click on your email. Time to get that bread. Let your imagination run wild. Test, test, and test again! Make sure your email looks good on all devices before you send it out. 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Is anyone even reading this? Don’t forget to add a fun, relevant call-to-action button to your email.