Boost your email opens with a punchy subject line. 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Don’t forget to add a fun, relevant call-to-action button to your email. I’m worth the wait Want the loading time to be longer so we can spend more time together :) Get creative with emojis in email subject lines to increase open rates! One Mississippi, two Mississippi… Keep an eye on your email open rate to analyze and improve performance!