Quick - close your eyes and imagine the scariest thing you can think of. A pit of venomous snakes? An IRS audit? Glancing at the car next to you and realizing that Charlie Sheen is driving it? How about committing your company's resources and not knowing what the financial return is going to be? That is exactly what buyers and supply chain professionals have to do every day when they buy products and move them through their supply chains to customers.