This document discusses how several companies have used information systems and business intelligence technologies to improve their business operations. It provides examples of a courier company using GPS tracking to optimize deliveries, an e-commerce company using customer data software to analyze trends, and a cable company using statistical analysis of customer service records to identify at-risk customers. The document also discusses how a law firm implemented business intelligence tools to help lawyers track budgets and costs in real time. It suggests job search engines and ride-hailing apps as other industries that could benefit from these technologies.