E-commerce is the practise of buying and selling things online. B2B, B2C, C2C (consumer to consumer), and C2B are among the several types of commerce (consumer to business). An e-commerce platform is a piece of software that allows both the buyer and the supplier to participate and carry out their respective functions. Basically, a consumer should be able to browse products on an e-commerce site, add them to their basket, and then check out.