This document discusses the transition to modern enterprise applications using containers, microservices, and big data technologies. It provides examples of how Mayo Clinic and Uber have revolutionized their industries using these technologies. The key benefits of DC/OS are that it provides a datacenter operating system that simplifies deploying and managing modern apps at scale. It allows turning infrastructure into a unified pool of resources and installing distributed services like Spark, Kafka with one command. The DC/OS community contributes many open services and it can be tried locally in under 20 minutes. Mesosphere Enterprise DC/OS provides additional support for production use.