Supply chain management (SCM) relies on, at its core, people talking to people.  Working with vendors, coordinating shipments and carriers, buying stock, fulfilling orders, maintaining inventory levels, forecasting what end users may be looking to purchase in the future – every step of the way involves communication between one party and another. “Social networking is not about socializing, but about facilitating people-to-people communication and collaboration, which is at the heart of managing and executing supply chain processes.”  “What is needed [in a dynamic business environment] is a supply chain of rapid response…Many people who work in the materials business [and] talk about supply chains and the speed of supply chains [have historically] thought about systems talking to systems across enterprises and about processes. But in reality, the speed of the chain is not really related to the systems used by the various companies—it’s all about people, and people talking to people”