Don’t forget to add a fun, relevant call-to-action button to your email. I wish I looked as good as you while waiting Let your imagination run wild. Don’t make ‘em yawn! Keep your emails exciting and brief. 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Keep an eye on your email open rate to analyze and improve performance! Want the loading time to be longer so we can spend more time together :) Boost your email opens with a punchy subject line.