This document discusses cloud computing and its business value. It defines cloud computing models like Infrastructure as a Service (IaaS) and Software as a Service (SaaS). Examples are given of how the internet and cloud-based apps are delivering on-demand services to customers from any device. The business value of the cloud is lower costs, flexibility, and faster response times. Case studies show significant cost savings and efficiency gains from moving to the cloud. Low-risk ways to start with the cloud include disaster recovery, application development, and backup/storage. Amazon Web Services is presented as the current cloud market leader.