Its regarding new technologies in communication. E-commerce itself has greatest advantages in everywhere

2. INTRODUCTION
Electronic commerce, commonly known as e-commerce, is the buying
and selling of product or service over electronic systems such as the Internet and
other computer networks.
 The Origin of E-commerce

3.  Group buying
 Online shopping
 Online banking
 E-ticket
 Payment systems

4.  Business to Consumer (B2C)
 Business to Business (B2B)
 Consumer to Consumer (C2C)

5.  Unregulated nature
 Unprecedented information-transfer
capabilities
 Break-neck growth
 Innovative new technologies
 Privacy invasion
 Other critical components

6.  Auction Model
 Portal Model
 Dynamic Pricing Models
 Online Trading and Lending Models

8. The Future of E-commerce