1. The document discusses the history and development of suburbs and urban sprawl in the United States. It traces 3 waves of suburbanization that followed World War 2, the rise of shopping malls, and the movement of jobs to the suburbs. 2. Urban sprawl is defined as unrestricted growth of housing, commercial development, and roads over large areas with little planning. Edge cities emerged in the 1980s and 1990s as suburban business and retail centers without many residences. 3. As jobs and people moved to the suburbs, inner cities struggled with declining tax revenue, rising needs, and a spatial mismatch between residences and employment. However, inner cities also saw some redevelopment and gentrification in