Keep your email subject line short and attention-grabbing. I’m worth the wait "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! My day’s been ok, how’s yours? Is anyone even reading this? A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Boost your email opens with a punchy subject line.