Keep an eye on your email open rate to analyze and improve performance! [insert fun loading text here] "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Let your imagination run wild. Don’t forget to add a short preview description to encourage people to click on your email. Get creative with emojis in email subject lines to increase open rates! A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Sit up straight.