I like the diagram you give in the example. I tried to use this to figure out the pros and cons of my business strategy, but .. It turned out that I'm not that good at higher math. I thought about it and tried to cooperate with experts in this field. I had some interesting conversations about marketing statistics before signing a contract. However, you yourself can rate their level and find out more helpful hints on the official website of the company. I can say that their logistics was flawless with regard to my software product.