Sit up straight. Don’t forget to add a fun, relevant call-to-action button to your email. I wish I looked as good as you while waiting Let your imagination run wild. Get creative with emojis in email subject lines to increase open rates! Test, test, and test again! Make sure your email looks good on all devices before you send it out. 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