Business Intelligence is the process by which data is aggregated from multiple systems and displayed in one of many reporting fashions. SharePoint can aggregate data from other applications using the Business Connectivity Services (BCS). The BCS can connect to numerous different types of data sources. This allows users to read data from and write data to other line of business systems. That data can also be presented in many visual forms such as by utilizing SQL Server Reporting Services, or one of SharePoint server’s enterprise features like Excel, Visio, or PerformancePoint Services.