Blum's distinctive form of theoretical inquiry pushes the reader to move beyond conventional ways of thinking about familiar urban issues in answering such fundamental questions as, How does a city exist? How do its inhabitants define their relationship to it? Who is entitled to speak for it? What is its symbolic nature? In what way does the city function as a focus of attempts to resolve social problems such as alienation, participation, and community? In what ways do night and nighttime affect our relationship to it? How is it possible to speak of a city as both exciting and alienating?