Don’t forget to add a fun, relevant call-to-action button to your email. Time to get that bread. Test, test, and test again! Make sure your email looks good on all devices before you send it out. Boost your email opens with a punchy subject line. Generating witty text... 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Is anyone even reading this? Try different email subject line styles to find what gets the most opens.