E-Commerce
It is a business transaction that occurs over an electronic network, such as the Internet.
Some pepole use the term m-commerce (mobile commerce) to identify e-commerce that takes place using mobile devices.
3 types of e-commerce websites
Business-to-consumer (B2C) e-commerce consists of the sale of goods and services to the general public, such as at a shopping website.
Consumer-to-consumer (C2C) e-commerce occurs when one consumer sells directly to another, such as in an online auction.
Business-to-business (B2B) e-commerce occurs when businesses provide goods and services to other businesses, such as online advertising, recruiting, credit, sales, market research.