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. Test, test, and test again! Make sure your email looks good on all devices before you send it out. Avoid getting marked as spam! Only email people who have agreed to receive emails from you. Is anyone even reading this? Fighting off robots… My day’s been ok, how’s yours? Boost your email opens with a punchy subject line.