In computer science, Business intelligence (BI) refers to the procedural and technical infrastructure that collects, stores, and analyzes the data produced by a company's activities. BI is a broad term that encompasses data mining, process analysis, performance benchmarking, and descriptive analytics.The book covers important concepts for analyzing business data in powerBI and describes briefly about working of businesss intelligenceness efficiently. The Module I starts with a meaningful introductionabout datawarehousing and datamining. Module II is how business interlink with datamining and datawarehousing. The Module III reveals the different algorithms and methods in data mining, theModule IV deals the methods and the problems related to the structures of the business and produce intelligence result. Finally, discloses with merits of business intelligence.This book will give a great understanding on data mining methods and different algorithms needs to analyze the business data.This text has been designed for Computer Science graduates as well as Software Professionals who are willing to learn business intelligence. After completion the basic level of expertise will take to the higher level of expectation