Full details of how, where and by whom the suppliers are procured and how the purchase price of the goods is determined. If by negotiation, explain how, where and by whom the negotiation is carried out. If there is a long established business relationship, full details of hoe such relationship is established. If the suppliers are group companies, confirmation of whether the product supplied and the purchase prices are predetermined according to group policy, or the company has the authority to determine the purchase prices and/or adjust the price such as by way of discount.