This document provides an overview of developing applications with Windows Azure. It discusses what Azure is and how it can be used for enterprise applications. It explains the different types of cloud services - IaaS, PaaS, and SaaS - and how Azure provides both PaaS and IaaS capabilities. The document then discusses some of the specific Azure services like SQL Azure, storage options, AppFabric, and Service Bus. It provides examples of what types of applications can be developed and highlights some key unsupported SQL features. Finally, it summarizes the major Azure components.