Boost your email opens with a punchy subject line. Want the loading time to be longer so we can spend more time together :) Don’t forget to add a short preview description to encourage people to click on your email. Not just a pretty interface Time to get that bread. Don’t forget to add a fun, relevant call-to-action button to your email. A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Try different email subject line styles to find what gets the most opens.