Today, every organization is faced with the need to predict changes in the global business environment, to rapidly respond to competitors, and to best exploit organizational assets to prepare for growth. Service-Oriented Architecture (SOA) represents a fundamental shift in the way new applications are designed, developed, and integrated with legacy business applications, and facilitates the development of enterprise applications as modular business services that can be easily integrated and reused. This white paper examines how SOA can enhance your infrastructure to improve your ability to predict and respond to change, enhance productivity, simplify your IT environment and leverage existing investments.