Keep your email subject line short and attention-grabbing. "I use PosterMyWall to create flyers for the MANY non-profit organizations that we are involved with!" - Stachia Don’t forget to add a fun, relevant call-to-action button to your email. 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Let your imagination run wild. “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. Try different email subject line styles to find what gets the most opens.