"Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula [insert fun loading text here] Avoid getting marked as spam! Only email people who have agreed to receive emails from you. Get creative with emojis in email subject lines to increase open rates! Don’t make ‘em yawn! Keep your emails exciting and brief. My day’s been ok, how’s yours? A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Try different email subject line styles to find what gets the most opens.