This document discusses the impact of e-commerce on corporate strategies and supply chain management. It explores how companies can strengthen their supply chain through e-commerce platforms and the importance of proper analysis and planning for e-commerce site preparation. The document also includes a case study on Spotify's mission, vision, business model, internal and external environment, and digital strategic decisions. Another case study focuses on Wal-Mart's issues of shrinkage and its efforts to control theft through advanced monitoring systems.