The BlackBoard, a chrome extension, is the right tool to jot down things at a common place and never loose them.Download from Chrome Store
The BlackBoard will help out to draw down things and save for future use. Whenever you go to search things and open a new tab, first thing you will see is your written ideation page!
Powerful Influence of Drawing on Memory has been seen via Reseach! Explaining gets easier and people do remember the session.
Just draw the free hand flow chart and do whatever you want! If you are a product manager then draw a quick flow chart and take descision, If you are a developer then draw the flow of running product and build more things on it with ease!