E-commerce, short for electronic commerce, refers to the buying and selling of goods or services online. E-commerce has become increasingly popular in recent years due to the widespread use of the internet and the convenience it provides to consumers. E-commerce platforms can range from small businesses selling products on their website to large corporations with complex online stores. Some popular e-commerce models include B2B (business to business), B2C (business to consumer), C2C (consumer to consumer) and C2B (consumer to business). E-commerce offers a variety of benefits, including the ability to reach a wider audience, 24/7 availability, and the ability to process transactions quickly and securely.