E-commerce refers to a company or site offers to transact or facilitate the selling of products and services online. Online retail sales have exploded in recent years, and it is easy to see why. Online retailers can predictably provide convenient, informative, and personalized experiences for vastly different types of consumers and business. By saving the cost of retail floor space, staff, and inventory, online retailers can profitably sell low-volume products to niche markets. Online retailers compete in three key aspects of a transaction: (1) customer interaction with the Web site, (2) delivery, and (3) ability to address problems when they occur.
E-commerce is refers to uses digital technologies such as the internet and bar code scanners to enable the buying and selling process .E-commerce is about transactions through distribution channels and e-tailing.