https://docs.google.com/document/d/1YGWI_JcoFg4HgHTwSlLsg3RjSg9wig43G-KxAH6PTFU/edit#heading=h.mzfmgxhsof20
https://docs.google.com/document/d/1tCBF6GE1nNo_0SMN-dvG9s27eto3kUU6y8Lx5dyv_ok/edit?usp=sharing