One Mississippi, two Mississippi… Don’t forget to add a fun, relevant call-to-action button to your email. Let your imagination run wild. Generating witty text... Keep an eye on your email open rate to analyze and improve performance! Boost your email opens with a punchy subject line. Avoid getting marked as spam! Only email people who have agreed to receive emails from you. Don’t forget to add a short preview description to encourage people to click on your email.