A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Don’t forget to add a fun, relevant call-to-action button to your email. Keep your email subject line short and attention-grabbing. Feel free to spin in your chair while you wait One Mississippi, two Mississippi… Want the loading time to be longer so we can spend more time together :) Boost your email opens with a punchy subject line. Joyina izigidi ezingu-4 zamalungu ekwenzeni okuqukethe kwemakethe okuhle.