E-commerce: Electronic commerce, commonly known as e-commerce, is a type of industry where buying and selling products or services, is conducted over online electronic systems. Electronic commerce is generally considered the sales aspect of e-business. It also suggests the exchange of data to facilitate the financing and payment aspects of business transactions. This is an effective and efficient way of communicating within an organization and one of the most effective and useful ways of conducting business. E-commerce can be divided into E-tailing or "virtual storefronts" on websites with online catalogs, sometimes gathered into a "virtual mall" The gathering and use of demographic data through Web contacts and social media Electronic Data Interchange (EDI), the business-to-business exchange of data E-mail and fax and their use as media for reaching prospective and established customers (i.e. newsletters) Business-to-business buying and selling The security of business transactions