Join 4 million members in making awesome marketing content. Fighting off robots… 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Want the loading time to be longer so we can spend more time together :) Don’t forget to add a fun, relevant call-to-action button to your email. One Mississippi, two Mississippi… Get creative with emojis in email subject lines to increase open rates! Sit up straight.