Dive into a comprehensive conference talk from RabbitMQ Summit 2018 where Lovisa Johansson, Marketing Manager at 84codes AB, shares invaluable insights from running thousands of production RabbitMQ clusters. Explore common misconceptions, misconfigurations, and anti-patterns in RabbitMQ usage, and learn how to avoid them. Discover strategies to enhance RabbitMQ reliability and performance, and gain knowledge about prevalent use cases among CloudAMQP's customers. The presentation covers 16 key recommendations, ranging from cluster setup to message persistence, and concludes with a summary and introduction to a diagnostics tool. This talk is essential for developers, architects, and DevOps professionals working with RabbitMQ in microservices and event-driven architectures.