This lecture series delves into the complexities of metropolitan areas, exploring the role of ICTs in urban governance, business models for urban mobility, and the impact of financial management on city development using case studies from Detroit, Singapore, and Istanbul. It raises questions about the conceptualization of metropolitan areas, the role of technology in city vision, and the scalability of public-private partnerships to entire cities, while highlighting the influence of fiscal policies and the challenges of anticipating unforeseen events in urban planning.