This document provides an introduction to business intelligence using Microsoft SQL Server 2008 R2. It discusses how BI systems help organizations make better decisions by gathering data from multiple sources, transforming and storing it centrally, and presenting analytics and reports. The Microsoft BI solution stack is described, including SQL Server technologies like Analysis Services, Reporting Services, and Integration Services. BI solutions can be delivered through familiar tools and range from organizational implementations managed by IT to personal analytics created by individual users.