Welcome to the fourth and final module of Introduction to Risk Management! Information systems play critical role in today's business, hence it's important to have a continuity plan for information systems, as well as your other business functions. A business continuity plan enables business and its IT infrastructure to withstand any likely disruptions. Whether you're working towards a CISSP certification or a role in risk management, it is very important to understand the role business continuity plays in continuation of critical business operations.