Tech executives must adapt to constantly changing realities in the era of customer obsession and digitalization. They find that traditional IT operating models, developed as a collection of resource pools of similar skills, cannot keep up. Instead, leading tech execs seek competitive advantage with a dynamic IT operating model, built on individual units of operation, each redesigned around work. But how should these operating units interact? This report helps tech execs understand the optimum patterns of interaction that enable them to function and deliver value.