Sit up straight. Don’t forget to add a fun, relevant call-to-action button to your email. We’re very font of you because you’re our type. Want the loading time to be longer so we can spend more time together :) I’m worth the wait I wish I looked as good as you while waiting 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.