This document discusses several use cases for Geode, an open source distributed data platform: 1. Global data caching for a hotel marketing system, with property data cached globally for improved performance. 2. Enabling microservices by allowing each service to have its own data store for agile development and faster time to market. 3. Transaction processing for a rail ticketing system, using Geode to update seat availability and prevent double bookings. 4. Event processing for credit card fraud detection, with an initial fraud screening in real-time as customers and merchants wait. 5. Serving as a data-aware compute grid for investment performance reporting, by storing and accessing large amounts of portfolio