Sit up straight. Get creative with emojis in email subject lines to increase open rates! “I enjoy the creative experience of PosterMyWall. All the features are easy and great to use. You’ve made my job easier by far.” - Angel C. Don’t forget to add a short preview description to encourage people to click on your email. Try different email subject line styles to find what gets the most opens. Not just a pretty interface Let your imagination run wild. Keep your email subject line short and attention-grabbing.