Try different email subject line styles to find what gets the most opens. Sit up straight. Don’t make ‘em yawn! Keep your emails exciting and brief. Let your imagination run wild. Generating witty text... I wish I looked as good as you while waiting Don’t forget to add a fun, relevant call-to-action button to your email. 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email!