leosmith - Guys, does anybody know where I can find information about business in general? I really need that.

phillip9 - As I understand it the need for BI was motivated by the fact that managers will often make worse decisions than if they had more accurate information, if you want to check https://www.oxagile.com/article/the-ultimate-bi-tools-battle-looker-vs-tableau/ . In general I can say that Business analytics is what turns raw data into knowledge that can be used to make businesses profitable.