Boost your email opens with a punchy subject line. "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Fighting off robots… Test, test, and test again! Make sure your email looks good on all devices before you send it out. Keep an eye on your email open rate to analyze and improve performance! Try different email subject line styles to find what gets the most opens. My day’s been ok, how’s yours? Sit up straight.