Boost your email opens with a punchy subject line. I’m worth the wait 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Avoid getting marked as spam! Only email people who have agreed to receive emails from you. Try different email subject line styles to find what gets the most opens. Don’t make ‘em yawn! Keep your emails exciting and brief. Is anyone even reading this? Sit up straight.