E-commerce (electronic commerce) refers to the buying and selling of goods and services over the Internet. In e-commerce, traditional trading processes such as ordering, payment, delivery and customer service are handled via the Internet.

E-commerce encompasses a variety of business models, such as business-to-consumer (B2C), business-to-business (B2B), consumer-to-consumer (C2C) and consumer-to-business (C2B). B2C refers to the sale of products or services from a company to end customers, while B2B refers to trade between companies. C2C refers to trade between private individuals, while C2B refers to the sale of products or services from consumers to businesses.

E-commerce offers numerous advantages, such as greater reach, lower operating costs and greater efficiency. It enables companies to market products and services globally and reach customers all over the world.

In e-commerce, there are various platforms and tools that companies can use to sell their products and services online, such as online shops, marketplaces, mobile apps and social media. To be successful in e-commerce, companies need to provide an effective online marketing strategy, a secure and user-friendly website and efficient logistics and customer service.