A crossroad is a big question with at least 2 answers, and no accessible resource that sheds light ton how to solve it.
Supplies are the tangible assets to help answer big questions (crossroads). They are calculators, blogs/articles, workbooks and videos. Supplies are created by Rocket Clicks and outside experts.
A milestone is a mini-goal, proof of progress towards a landmark.
A landmark is a destination to be achieved in marketing. Reaching one is like clicking into place one piece of a six piece puzzle.