Fighting off robots… Get creative with emojis in email subject lines to increase open rates! Don’t forget to add a short preview description to encourage people to click on your email. Sit up straight. Time to get that bread. 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! Let your imagination run wild.