Keep your email subject line short and attention-grabbing. "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Opening the door to unlimited creativity… Test, test, and test again! Make sure your email looks good on all devices before you send it out. One Mississippi, two Mississippi… 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Don’t make ‘em yawn! Keep your emails exciting and brief. Keep an eye on your email open rate to analyze and improve performance!