Try different email subject line styles to find what gets the most opens. We’re very font of you because you’re our type. I wish I looked as good as you while waiting Get creative with emojis in email subject lines to increase open rates! [insert fun loading text here] Don’t forget to add a fun, relevant call-to-action button to your email. A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Sit up straight.