This document discusses different cloud service delivery models and their tradeoffs between cost and control. It outlines private, infrastructure as a service, platform as a service, and software as a service models. It then discusses how Azure storage can provide high availability, lower costs, faster provisioning times compared to on-premise solutions. Finally, it outlines different workload patterns that may be optimal for the cloud like "on and off" batch jobs or services with unpredictable bursting demand. Contact information is provided for several Microsoft Azure sales representatives.