to renew, the franchisor shall fairly compensate the franchisee or franchisee’s estate for the fair market value at the time of termination of the franchise, of the franchisee’s inventory, supplies, equipment, and furnishings purchased by the franchisee from the franchisor or its approved sources and the fair market value of the going concern value and good will of the business, if any, exclusive of personalized items which have no value to the franchisor and inventory, supplies, equipment, and furnishings not reasonably required in the conduct of the franchise business