A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Sit up straight. Don’t forget to add a short preview description to encourage people to click on your email. Don’t make ‘em yawn! Keep your emails exciting and brief. I wish I looked as good as you while waiting Boost your email opens with a punchy subject line. Not just a pretty interface Avoid getting marked as spam! Only email people who have agreed to receive emails from you.