One Mississippi, two Mississippi… Feel free to spin in your chair while you wait Don’t forget to add a short preview description to encourage people to click on your email. A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Sit up straight. Keep your email subject line short and attention-grabbing. I wish I looked as good as you while waiting Don’t make ‘em yawn! Keep your emails exciting and brief.