“PosterMyWall has a variety of different email templates that makes the job a whole lot easier than usual.“ - neokolmann 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 fun, relevant call-to-action button to your email. Time to get that bread. One Mississippi, two Mississippi… Keep your email subject line short and attention-grabbing. Don’t forget to add a short preview description to encourage people to click on your email. Let your imagination run wild.