The canonical way to "work your way up" nowadays is to get into RED. Once you get to a certain user class, you'll find that there's a path to lots of categories

The canonical way to "work your way up" nowadays is to get into RED. Once you get to a certain user class, you'll find that there's a path to lots of categories. Getting into trackers takes a bit of dedication, but it pays off and does not require your ongoing attention once you're set.