Don’t forget to add a short preview description to encourage people to click on your email. Keep your email subject line short and attention-grabbing. One Mississippi, two Mississippi… Time to get that bread. [insert fun loading text here] Sit up straight. “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. Boost your email opens with a punchy subject line.