A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Opening the door to unlimited creativity… Don’t make ‘em yawn! Keep your emails exciting and brief. Keep your email subject line short and attention-grabbing. My day’s been ok, how’s yours? Keep an eye on your email open rate to analyze and improve performance! Sit up straight. Avoid getting marked as spam! Only email people who have agreed to receive emails from you.