The document discusses the role of distribution in supply chain management, highlighting factors influencing distribution network design such as customer needs, costs, and network performance metrics. It details various distribution network options, their cost performance, and customer service impacts, emphasizing the importance of strategic decisions in facility roles, locations, and the allocation of capacity. Additionally, it addresses the influence of online sales and globalization on distribution networks, stressing the need for adaptability, ethical practices, and supply chain resilience.