We’re very font of you because you’re our type. Don’t forget to add a fun, relevant call-to-action button to your email. I’m worth the wait Test, test, and test again! Make sure your email looks good on all devices before you send it out. Sit up straight. A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Boost your email opens with a punchy subject line. Get creative with emojis in email subject lines to increase open rates!