Electronic commerce is a powerful concept and process that has fundamentally changed the current of human life. Electronic commerce is one of the main criteria of revolution of Information Technology and communication in the field of economy. This style of trading due to the enormous benefits for human has spread rapidly. Certainly it can be claimed that electronic commerce is canceled many of the limitations of traditional business.
For example, form and appearance of traditional business has fundamentally changed. These changes are basis for any decision in the economy. Existence of virtual markets, passages and stores that have not occupy any physical space, allowing access and circulation in these markets for a moment and anywhere in the world without leaving home is possible. Select and order goods that are placed in virtual shop windows at unspecified parts of the world and also are advertising on virtual networks and payment is provided through electronic services, all of these options have been caused that electronic commerce is considered the miracle of our century.
e-commerce is buying and selling goods and services over the Internet.
By the help of the flexibility offered by computer networks and the availability of the Internet , e-commerce develops on traditional commerce . e-commerce creates new opportunities for performing profitable activities online. It promotes easier cooperation between different groups: businesses sharing information to improve customer relations; companies working together to design and build new products/services; or multinational company sharing information for a major marketing campaign.
The followings are the business uses of the Internet. These services and capabilities are a core part of a successful e-commerce program. They are either parts of a value chain or are included as supporting activities :
• Buying and selling products and services
• Providing customer service
• Communicating within organizations
• Collaborating with others
• Gathering information (on competitors, and so forth)
• Providing seller support
• Publishing and distributing information
• Providing software update and patches
