 A larger commercial zone can be found in many cities, more formally called a central business district, but more commonly called "downtown" in the United States, or the "high street" in Britain, and souks in Arabic speaking areas.Shopping hubs, or shopping centers, are collections of stores; that is a grouping of several businesses in a compact geographic area.It consists of a collection of retail, entertainment and service stores designed to serve products and services to the surrounding region.