Keep your email subject line short and attention-grabbing. My day’s been ok, how’s yours? I wish I looked as good as you while waiting Get creative with emojis in email subject lines to increase open rates! 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Try different email subject line styles to find what gets the most opens. Feel free to spin in your chair while you wait Test, test, and test again! Make sure your email looks good on all devices before you send it out.