Don’t forget to add a short preview description to encourage people to click on your email. Boost your email opens with a punchy subject line. A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Opening the door to unlimited creativity… Not just a pretty interface Keep your email subject line short and attention-grabbing. I wish I looked as good as you while waiting 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email!