"Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Don’t forget to add a fun, relevant call-to-action button to your email. Feel free to spin in your chair while you wait Get creative with emojis in email subject lines to increase open rates! Don’t make ‘em yawn! Keep your emails exciting and brief. [insert fun loading text here] Opening the door to unlimited creativity… A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails.