If the eyes are the windows to the soul, then subject lines are the path to successful email marketing.
Guest blogger Betsy Glickman wrote a post last month, 4 Tips for Creating a Compelling Email Pitch, and her first tip—crafting a superlative subject line—stayed with me. Most of us know how to write a subject line, but we get hung up on creating the perfect first impression.
Writing a high-quality subject line takes practice and know-how, so keep these tips in mind before you send out your next campaign:
Make it brief. Writing a subject line that is 50 characters or fewer is generally recommended, as some email clients might cut off longer subject lines. According to MailChimp, subject lines of 28–39 characters have the highest open rate. The exception is for highly targeted audiences.