The term business-to-consumer (B2C) refers to the product will directly sell to the customers, for example, a seller go someone`s house to introduce their product and sell(personal selling) it is one type of B2C now, B2C was mainly used to refer to online retailers who services to consumers through the Internet and sold products, but since internet become better and popular it make B2C become much easier because people can really easy order the product they need, for example, eBay, Amazon and Netflix, etc. furthermore Netflix and Youtube also are type of the B2C business because they are selling the service(watch film, High definition, video from people), for the Business to Consumer it is not only selling the product the service also include.