[custom_adv] A shopping mall is a modern, chiefly North American, term for a form of shopping precinct or shopping center in which one or more buildings form a complex of shops with interconnecting walkways, usually indoors. In 2017, shopping malls accounted for 8% of retailing space in the United States. [custom_adv] A shopping arcade is a type of shopping precinct that developed earlier and in which the connecting walkways are not owned by a single proprietor and may be in the open air or covered by a ground-floor loggia. [custom_adv] Many early shopping arcades such as the Burlington Arcade in London, the Galleria Vittorio Emanuele II in Milan, and numerous arcades in Paris are famous and still trading. [custom_adv] However, many smaller arcades have been demolished, replaced with large centers or malls, often accessible primarily by vehicle. [custom_adv] Technical innovations such as electric lighting and escalators were introduced from the late 19th century. From the late 20th century, entertainment venues such as movie theaters and restaurants began to be added. [custom_adv] As a single built structure, early shopping centers were often architecturally significant constructions, enabling wealthier patrons to buy goods in spaces protected from the weather. [custom_adv] A shopping mall is a modern, chiefly North American, term for a form of shopping precinct or shopping center in which one or more buildings form a complex of shops with interconnecting walkways, usually indoors. In 2017, shopping malls accounted for 8% of retailing space in the United States. [custom_adv] A shopping arcade is a type of shopping precinct that developed earlier and in which the connecting walkways are not owned by a single proprietor and may be in the open air or covered by a ground-floor loggia. [custom_adv] Shopping is an activity in which a customer browses the available goods or services presented by one or more retailers with the potential intent to purchase a suitable selection of them. [custom_adv] A typology of shopper types has been developed by scholars which identifies one group of shoppers as recreational shoppers, that is, those who enjoy shopping and view it as a leisure activity. [custom_adv] Online shopping has become a major disruptor in the retail industry. Consumers can now search for product information and place product orders across different regions while online retailers deliver their products directly to the consumers' home, offices or wherever they want. [custom_adv] The B2C (business to consumer) process has made it easy for consumers to select any product online from a retailer's website and to have it delivered relatively quickly. [custom_adv] Using online shopping methods, consumers do not need to consume energy by physically visiting physical stores, but save time and the cost of travelling. [custom_adv] A retailer or a shop is a business that presents a selection of goods and offers to trade or sell them to customers for money or other goods. [custom_adv] Shopping is an activity in which a customer browses the available goods or services presented by one or more retailers with the potential intent to purchase a suitable selection of them. [custom_adv] A typology of shopper types has been developed by scholars which identifies one group of shoppers as recreational shoppers, that is, those who enjoy shopping and view it as a leisure activity.