Don’t forget to add a fun, relevant call-to-action button to your email. I’m worth the wait "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Test, test, and test again! Make sure your email looks good on all devices before you send it out. Keep your email subject line short and attention-grabbing. A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Fighting off robots… Keep an eye on your email open rate to analyze and improve performance!