I wish I looked as good as you while waiting Let your imagination run wild. Don’t make ‘em yawn! Keep your emails exciting and brief. 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Not just a pretty interface Try different email subject line styles to find what gets the most opens. Get creative with emojis in email subject lines to increase open rates! Don’t forget to add a fun, relevant call-to-action button to your email.