The Internet became popular worldwide around 1994 with the adoption of Mosaic web browser. However, commercial enterprise on the Internet was prohibited by NSF until 1995. By the end of 2000, many European and American business companies offered their services through the World Wide Web. Since then people began to associate a word "ecommerce" with the ability of purchasing goods through the Internet using secure protocols and electronic payment services. E-commerce includes the entire online process of developing, marketing, selling, delivering, servicing and paying for products and services. Modern e-commerce typically uses the World Wide Web at least at one point in the transaction's life-cycle, although it may encompass a wider range of technologies such as mobile devices and telephones. Electronic commerce that takes place between businesses is referred to as business-to-business or B2B. B2B can be open to all interested parties or limited to specific, pre-qualified participants (private electronic market). Electronic commerce that takes place between businesses and consumers, on the other hand, is referred to as business-to-consumer or B2C. This is the type of electronic commerce conducted by companies such as Amazon.com. Online shopping is a form of electronic commerce where the buyer is linked directly to the seller via the internet connection. There is no intermediary service involved. The sale or purchase transactions are completed electronically a...