Business Intelligence provides a general knowledge framework so that companies understand the operations key figures, the performance metrics or gathering & sharing the knowledge assets. Business intelligence applications require the analysis and mining of large volumes of transaction data to support business managers in making informed decisions. Business intelligence is the gathering, management and analysis of large amounts of data on companies customers, products, services, operations, suppliers and partners & all transactions in between. Examples of business intelligence applications include traffic analysis, fraud detection & custom loyalty analysis in the telecommunication industry. Business intelligence applications involve extracting data from operational databases, transforming the data and loading it into data warehouses. Business Intelligence systems address the demands of large-scale enterprises for operational analytics, management information and decision support tasks.