Explore the concept of composite Service Level Agreements (SLAs) in this comprehensive 28-minute video tutorial. Learn how to calculate and improve composite SLAs through practical examples, including coin flipping analogies and real-world component applications. Dive into probability mathematics, understand the chances of events not occurring, and discover strategies for enhancing overall system reliability. Gain valuable insights into SLA improvement techniques and their impact on service availability. Follow along with chapter markers for easy navigation through topics such as introduction, probability calculations, and practical applications to Azure components.