Boost your email opens with a punchy subject line. Keep your email subject line short and attention-grabbing. I wish I looked as good as you while waiting "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Test, test, and test again! Make sure your email looks good on all devices before you send it out. Fighting off robots… Don’t make ‘em yawn! Keep your emails exciting and brief. Get creative with emojis in email subject lines to increase open rates!