Big data presents opportunities for communications service providers (CSPs) to capture new revenue streams by optimizing large amounts of structured and unstructured customer data. To take advantage, CSPs must develop a strategic plan and roadmap to transform how they use customer data, identifying specific business values. Success stories show how CSPs have improved operational efficiency, provided targeted marketing offers, and created new business models through partnerships. The document recommends CSPs formulate a big data strategy and business case with measurable outcomes to guide strategic transformation and monetization of big data opportunities.