This document discusses business intelligence and how companies can turn large amounts of raw data into useful information to guide decision making. It provides several examples of companies using business intelligence tools and services to analyze purchasing data, spending trends, and customer information. Experts note that while collecting and storing large volumes of data is now possible, making sense of it remains a major challenge. Effective business intelligence requires cleaning, organizing, and integrating data from various sources into a centralized repository to facilitate reporting and analysis.