High availability in the cloud refers to making services and tools accessible and working as required, with a focus on minimizing downtime risks. It involves eliminating single points of failure through system redundancy and orchestrating cloud systems to automatically route network traffic. Disaster recovery, on the other hand, is the process of anticipating and addressing issues that may take IT systems down, requiring careful planning and balancing of costs and system downtime. Operational observability is critical for high availability, involving tools such as logging, metrics, and tracing for diagnosing and troubleshooting issues. Infrastructure as Code (IaC) can be used for backup and restore, enabling the automated recreation of entire cloud regions with minimal human intervention. Additionally, learning how to bootstrap a region quickly is essential for minimizing downtime and ensuring business continuity. By addressing these key areas, businesses can enhance their cloud deployment's business continuity and ensure that their systems remain fully operational despite outages and other disruptions.