Firms participating in supply chain have specific roles to perform within the context of shared strategic goals, Sharing information and joint planning can reduce risk related to inventory positioning. Collaboration can eliminate duplicative or redundant work. such as repetitive quality inspection. by designating a empowering a specified member of the supply chain to be fully responsible and accountable. Such extended enterprise integration introduces new challenges regarding measurement, benefit and risk sharing. trust leader ship, and conflict resolution. It is clear that the challenges of collaboration and enterprise extension constitute new managerial horizons. A third contributing force to supply chain development is the rapidly changing managerial attitude toward integrated service providers