Not just a pretty interface A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. 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 fun, relevant call-to-action button to your email. Avoid getting marked as spam! Only email people who have agreed to receive emails from you. Get creative with emojis in email subject lines to increase open rates! One Mississippi, two Mississippi… We’re very font of you because you’re our type.