The evolution from channel-specific to cross-channel campaigns affords firms the opportunity to improve relevance and marry marketing engagement to customer journeys. The processes of measuring and reporting on campaign performance are trickier because B2C marketing pros often struggle to relate channel-specific metrics to high-level business outcomes. This report provides a framework for B2C marketers to define their key performance indicators (KPIs), build a measurement plan, and embed reporting within a performance management strategy.