Chargify Style Guide
Guidelines for Chargify documentation
* Spell out numbers up to ten, use digits after that.
** one, two, three, ... ten, 11, 12, 13, ... 5,329
* Prefer formal language where appropriate
** any time vs. anytime
* Store images with the source for docs.chargify.com; don't link to images on the chargify.com site.