You can use marketing measurement and optimization service providers to measure marketing effectiveness across channels, recommend optimized media budget allocation, and create forward-looking scenario plans. But to realize these benefits, you’ll first have to select from a diverse set of providers that vary by size, type of offering, geography, and business scenario differentiation. Marketing professionals should use this report to understand the value they can expect from a marketing measurement and optimization service provider, learn how providers differ, and investigate options based on size and market focus.