My day’s been ok, how’s yours? Sit up straight. "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula 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. Let your imagination run wild. 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Don’t forget to add a short preview description to encourage people to click on your email.