This text discusses measuring the Return on Investment (ROI) for adopting GraphQL technology in an enterprise setting. It outlines two types of benefits or ROI - tactical and strategic, with examples provided for each. The article also highlights other benefits of GraphQL tooling such as replacing other tools and improving developer productivity. Furthermore, it provides a blueprint for building an ROI model for GraphQL, including understanding key trends in GraphQL adoption, designing the data-to-API architecture, and testing hypotheses with proofs-of-concept. The text concludes by cautioning that no model can perfectly capture all details of using new technology and emphasizes the importance of experimentation and iteration.