Insights-driven businesses have an edge on the rest of us: Their digital intelligence (DI) practices synchronize digital analytics with digital interactions to continuously deliver optimized customer experiences at scale. It's time for customer insights (CI) pros to follow suit. They must work with teams across the enterprise to build a mature intelligence practice capable of fostering competitive differentiation. Forrester's digital intelligence playbook sets the groundwork for the strategy, technologies, and best practices for building a DI practice. This is an update of a previously published report; Forrester reviews and revises it periodically for continued relevance and accuracy.