I’m worth the wait Don’t forget to add a fun, relevant call-to-action button to your email. Get creative with emojis in email subject lines to increase open rates! Don’t make ‘em yawn! Keep your emails exciting and brief. One Mississippi, two Mississippi… Don’t forget to add a short preview description to encourage people to click on your email. [insert fun loading text here] 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email!