BRK3016 Building event driven apps with Azure Cosmos DB and Azure Functions. Users in the modern day usually expect modern apps to offer event-driven and very real-time experiences. Learn how to build event-driven apps using the Azure Cosmos DB and Azure Functions together to accomplish your goals. Learn how to subscribe to changes in Azure Cosmos DB collections and trigger logic in real time without needing to manage any servers. Understand a variety of real-world use cases in multi-billion dollar industries which are ranging from retail, gaming, IoT, and more.