One Mississippi, two Mississippi… Boost your email opens with a punchy subject line. Sit up straight. “Everything I have designed has a crisp professional look and feel. Love this service” - Cameron I wish I looked as good as you while waiting 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! We’re very font of you because you’re our type. Test, test, and test again! Make sure your email looks good on all devices before you send it out.