Scannable content is vital to the success of UX writing, and good headings are a valuable way to improve the user's experience with your content.
I wrote an article sharing the best practices of heading writing for ux.byu.edu. The audience for this article is the designers and technical writers who are on the user experience team at The Office of IT.
Check out "Master the Art of Headings to Boost UX" to learn more.
