I wish I looked as good as you while waiting "I use PosterMyWall to create flyers for the MANY non-profit organizations that we are involved with!" - Stachia Test, test, and test again! Make sure your email looks good on all devices before you send it out. Is anyone even reading this? Don’t forget to add a short preview description to encourage people to click on your email. "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Boost your email opens with a punchy subject line. Keep your email subject line short and attention-grabbing.