E-commerce (electronic commerce) is the buying and selling of goods and services, or the transmitting of funds or data, over an electronic network, primarily the internet . Short for “electronic commerce,” ecommerce encompasses all buying and selling that's done on any digital device or platform, such as an online store, smartphone, online marketplace, or social media platform. Eg:-Amazon, FlipKart, eBay, and Myntra . APPLICATION OF E-COMMERCE:- *CHECKOUT-(Payment Gateway Checkout Integration) Eg:-Pay pal, Razor pay etc.. *EMAIL *FTP-(File Transfer Protocol)