Don’t forget to add a fun, relevant call-to-action button to your email. Feel free to spin in your chair while you wait Want the loading time to be longer so we can spend more time together :) A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Get creative with emojis in email subject lines to increase open rates! Not just a pretty interface Keep an eye on your email open rate to analyze and improve performance! Avoid getting marked as spam! Only email people who have agreed to receive emails from you.