51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Let your imagination run wild. One Mississippi, two Mississippi… Test, test, and test again! Make sure your email looks good on all devices before you send it out. A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Sit up straight. I wish I looked as good as you while waiting Keep your email subject line short and attention-grabbing.