Not just a pretty interface 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Don’t forget to add a short preview description to encourage people to click on your email. [insert fun loading text here] Keep your email subject line short and attention-grabbing. Don’t make ‘em yawn! Keep your emails exciting and brief. “If you are a business owner with a limited budget, this is just what you need to produce beautiful flyers, menus, posters, emails, and more.” - Ahmad A. Boost your email opens with a punchy subject line.