Get creative with emojis in email subject lines to increase open rates! Don’t forget to add a fun, relevant call-to-action button to your email. Not just a pretty interface Test, test, and test again! Make sure your email looks good on all devices before you send it out. Feel free to spin in your chair while you wait Don’t forget to add a short preview description to encourage people to click on your email. Generating witty text... Let your imagination run wild.