"Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Try different email subject line styles to find what gets the most opens. I wish I looked as good as you while waiting Don’t forget to add a fun, relevant call-to-action button to your email. Time to get that bread. Fighting off robots… Don’t make ‘em yawn! Keep your emails exciting and brief. Don’t forget to add a short preview description to encourage people to click on your email.