Don’t forget to add a fun, relevant call-to-action button to your email. Try different email subject line styles to find what gets the most opens. "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Not just a pretty interface Generating witty text... Don’t make ‘em yawn! Keep your emails exciting and brief. Opening the door to unlimited creativity… Boost your email opens with a punchy subject line.