Keep an eye on your email open rate to analyze and improve performance! A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Keep your email subject line short and attention-grabbing. "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Fighting off robots… 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Not just a pretty interface Boost your email opens with a punchy subject line.