Try different email subject line styles to find what gets the most opens. Feel free to spin in your chair while you wait Is anyone even reading this? Avoid getting marked as spam! Only email people who have agreed to receive emails from you. A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Keep your email subject line short and attention-grabbing. Let your imagination run wild. My day’s been ok, how’s yours?