"Everything is worth what its purchaser will pay for it." This phrase was said many centuries ago and is still worth today. Any time customer, in fact these customers whose costs are driven by what they purchase, increasingly look to purchasing as a way to increase profits and thus pressure suppliers to reduce prices. A good example beside the one in the article is when you are going to buy a car and you start searching about what car dealer is the best for you to buy yours. How can you decide which of the dealers it's the best for you, it is a good question. A growing number of suppliers have created a customer value models, that is no more than data-driven representations, of