E-commerce, short for electronic commerce, refers to the buying and selling of goods or services conducted over the internet or other electronic networks. It encompasses a wide range of transactions, including online retail, digital marketplaces, online auctions, and business-to-business (B2B) sales. E-commerce platforms enable businesses and consumers to conduct transactions conveniently and efficiently, often offering features such as secure payment processing, order tracking, and customer support. With the proliferation of e-commerce, consumers can shop for products and services from anywhere at any time, while businesses can reach global markets and expand their customer base without the need for physical storefronts. E-commerce has transformed the way people buy and sell goods and services, revolutionizing the retail industry and shaping modern commerce.