Business Intelligence (BI) is unanimous considered the art of gaining business advantage from data; therefore BI systems and infrastructures must integrate disparate data sources into a single coherent framework for real-time reporting and detailed analysis within the extended enterprise. Also the solution to a business problem is a process that includes business intelligence, BI, by itself, is rarely the complete solution to the problem. Therefore, BI tools must understand the process and how to be part of it. Subordinated to performance management, Business Intelligence approaches help firms to optimize business performance. Looking inside the business and at the environment in which they operate, managers are able to fundament the most productive and profitable decisions.