In our last post about email marketing, we talked about how a subject line is the perfect component of your email to test for higher open rates. And while we gave some valuable subject line tips, we thought you could use a quick checklist to compare against when writing.
Lo and behold, the 10-Step Email Subject Line Checklist:
1. What’s the length?
Subject lines with fewer than 50 characters have open rates 12.5% higher than those with 50 or more (Constant Contact). Keeping your subject line shorter ensures your whole message will be seen on a variety of devices. Most inboxes only display 30 to 40 characters, and that number shrinks on mobile.