The document discusses how "everything as a service" or XaaS is transforming businesses by allowing them to operate core business functions through cloud-based solutions. These "BusinessCloud" solutions allow companies to both "run better" by reducing costs and gaining efficiencies, as well as "run differently" by developing new business models and ways of operating. Examples discussed include medical management as a service to reduce health plan costs and 3D printing as a service to change dynamics for manufacturers. The document argues that BusinessCloud solutions empower businesses to rethink their operations and gain strategic advantages through new, more flexible operating models.