“PosterMyWall has a variety of different email templates that makes the job a whole lot easier than usual.“ - neokolmann Boost your email opens with a punchy subject line. Get creative with emojis in email subject lines to increase open rates! Sit up straight. One Mississippi, two Mississippi… We’re very font of you because you’re our type. Let your imagination run wild. Try different email subject line styles to find what gets the most opens.