I wish I looked as good as you while waiting Get creative with emojis in email subject lines to increase open rates! Avoid getting marked as spam! Only email people who have agreed to receive emails from you. Fighting off robots… I’m worth the wait 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Don’t forget to add a fun, relevant call-to-action button to your email. Try different email subject line styles to find what gets the most opens.