A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Avoid getting marked as spam! Only email people who have agreed to receive emails from you. [insert fun loading text here] Sit up straight. Get creative with emojis in email subject lines to increase open rates! My day’s been ok, how’s yours? Don’t forget to add a fun, relevant call-to-action button to your email. Keep your email subject line short and attention-grabbing.