A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Want the loading time to be longer so we can spend more time together :) 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Not just a pretty interface Keep an eye on your email open rate to analyze and improve performance! [insert fun loading text here] Get creative with emojis in email subject lines to increase open rates! Sit up straight.