Keep an eye on your email open rate to analyze and improve performance! A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Feel free to spin in your chair while you wait One Mississippi, two Mississippi… Keep your email subject line short and attention-grabbing. Fighting off robots… Don’t make ‘em yawn! Keep your emails exciting and brief. Avoid getting marked as spam! Only email people who have agreed to receive emails from you.