This lecture introduces the concept of real-time traffic management, focusing on traffic flow modeling and Intelligent Transportation Systems. It covers the real-time control loop, traffic lights, communication requirements, sensors for traffic measurements, field performance measures, and the implementation of a Traffic Control Center. The lecture also discusses Integrated Corridor Management, Route information and guidance, and Public Transport Priority strategies. Various methodologies and technologies for managing traffic in urban areas are explored, including the use of sensors, traffic detectors, and control devices. The instructor emphasizes the importance of optimizing traffic flow, minimizing congestion, and improving overall transportation efficiency.