... However, national and international suppliers have the ability to provide goods and services to multiple locations and greater resources to handle unexpected demand. National and international ... contractual relationships, operational relationships, business relationships, and strategic relationships (or alliances). 84 Implementing Purchasing and Supply Chain Management: Best Practices ... Purchasing and Supply Chain Management: Best Practices in Market ResearchRaedels, 2000; Monczka, Trent, and Handfield, 2001; Hollingsworth, 1998; Burt, Dobler, and Starling, 2003; and Nordstrom and...