Since the mid-1990s, Internet has gone from being a curiosity that made an appeal to technology enthusiasts to be an indispensable tool. Types of business models there are four main types of business models of online commerce: company to consumer (B2C): B2C model sells goods or services to the directly to the consumer, usually through a catalog and online shopping cart systems of shopping for the transaction of payments. Business to business (B2B): Cisco is an example of one of the first B2B online catalogs. Other examples of B2B e-commerce services are the intranet and Web meetings. Consumer to business (C2B): El C2B is a model where a project is published by the consumer and the companies respond you with offers. Another example of C2B are loans loans online brokers.

Consumer to consumer (C2C): any web site purchase and sales or online auctions, are examples of C2C where consumers can post advertisements or offers to sell items to other consumers. This is the segment of faster growth in online commerce, thanks to the social networks. There are also some aspects that are worth knowing and have direct relationships with business models pair ecommerce such as control of value models which are the things valued by consumers in a business. These factors, such as the range of products, ease using web site, affordable prices and comments from users about the product, are quickly and easily evaluated using a design of commerce site online. The online trading model enables companies to experiment with new products, without making major financial commitments. It also creates an atmosphere where businesses can experiment with new revenue models.

The concept of Lock-in refers to the ability to encourage buyers to return to purchase additional items. Storage of information in the online trading system allows buyers purchase easy and completes the purchase of one or two click in sales. E-commerce business models appear to be more efficient in comparison with traditional companies since the sales information is quickly evaluated and adapted to meet the immediate needs of consumers. Affiliate programs are an excellent example of an online business that makes use of affiliate programs. Many other web sites and blogs offer visitors a few lists of recommended reading, and almost all reading lists link directly to pages in a web site specific related readings or suggested books. Anyone who wants to buy one of those books can do so through your user account and the reference site will be credited with a small Commission to facilitate the transaction. Affiliate programs are credited with the generation of up to eighty percent of the transactions in some web sites. This makes affiliate marketing a very important aspect of e-commerce.