This document discusses different types of e-commerce including B2B, B2C, B2G, C2C, G2C, and G2B. It defines each type and provides an example. The document also outlines the process of e-commerce transactions from a consumer browsing a merchant's website to payment processing and order fulfillment. Additionally, it covers the differences between e-commerce and e-business as well as advantages and disadvantages of e-commerce.

1. Dr.SANGEETHA R
Assistant Professor
Department of Commerce with
International Business
Hindusthan College of Arts and Science
Coimbatore.
Dr.SANGEETHA R
Assistant Professor
Department of Commerce with International Business
Hindusthan College of Arts and Science, Coimbatore

2. COMMERCE
Commerce is a division of trade or
production which deals with the
exchange of goods and servicesfrom
producer to finalconsumer

3. Different types of e-commerce
 Business-to-business (B2B)
 Business-to-Consumer (B2C)
 Business-to-government (B2G)
 Consumer-to-consumer (C2C)
 Government to consumer(G2C)
 Government-to-business (G2B)

4. E-COMMERCE
 It is commonly known as electronic marketing.
 Itconsistof buying and selling goodsand services over
an electronic system such as theinternet.
 E-commerce is the purchasing , selling & exchanging
goodsand services overcomputernetworkor internet
through which transactions or terms of sale are
performed electronically.

5. E-commerce vs. E-business
 Weuse the term e-business to refer primarily to the
digital enablement of transactions and processes
within a firm, involving information systems underthe
control of thefirm.
 E-commerce include commercial transactions
involving an exchange of valueacrossorganizational
boundaries

6. The process of E-commerce

7. The process of E-commerce
 A consumeruses Web browsertoconnect to the home
pageof a merchant's Websiteon the Internet.
 The consumer browses the catalog of products
featured on the siteand selects items topurchase. The
selected items are placed in the electronic equivalent
of a shoppingcart.
 When the consumer is ready tocomplete the purchase
of selected items, she provides a bill-to and ship-to
address for purchase anddelivery

8. The process of E-commerce
 When the credit card number is validated and the
order is completed at the Commerce Serversite, the
merchant's site displays a receipt confirming the
customer'spurchase.
 The Commerce Serversite then forwards theorder toa
Processing Network for payment processing and
fulfilment.

9. What is B2B e-commerce?
 B2B e-commerce is simply defined as ecommerce
between companies. About 80% of e-commerce is
of this type.
 Examples:
 Intel selling microprocessor to Dell
 Heinz selling ketchup to McDonalds

10. B2B E-commerce

11. What is B2C ecommerce?
 Business-to-consumer e-commerce, or commerce
between
customers
companies and consumers, involves
gathering information; purchasing
products over anphysical goods or receiving
electronic network.
 Example:
 Dell selling me alaptop

12. B2C E-commerce

13. What is B2G ecommerce?
 Business-to-government e-commerce or
generally defined as commerce
B2G is
between
companies and the public sector. It refers to the
licensing procedures, and other
use of the Internet for public procurement,
government-
related operations
 Example:
 Business pay taxes, file reports, orsell goods and services
to Govt. agencies.

14. B2G E-commerce

15. What is C2C ecommerce?
 Consumer-to-consumer e-commerce or C2C is
simply commerce between private individuals or
consumers.
 Example:
 Mary buying an iPod from TomoneBay
 Me selling acar to my neighbour

16. C2C E-commerce

17. G2C E-commerce
 This Model is alsoa partof e-governance.
 Theobjectiveof this model is to provide good and
effective services to eachcitizen.
 The Government provides the following facilities to
the citizens throughwebsite.
 Information of all governmentdepartments,
 Different welfareschemes,
 Differentapplication forms to be used by thecitizens.

18. G2C E-commerce

19. G2B E-commerce
 Government-to-business (G2B) is a businessmodel
that refers to government providing services or
information to businessorganisation.
Governmentuses B2G model website toapproach
business organizations. Such websites support
auctions, tenders and application submission
functionalities.

20. G2B e-commerce

21. ADVANTAGES OF E-COMMERCE
 Fasterbuying/selling procedure, as well as easy to find
products.
 Buying/selling 24/7.
 Morereach tocustomers, there is no theoretical
geographic limitations.
 Lowoperational costsand betterqualityof services.
 No need of physical companyset-ups.
 Easy tostartand managea business.
 Customerscan easilyselect products from different
providers without moving aroundphysically.

22. DISADVANTAGES OF E-COMMERCE
 Unable to examine productspersonally
 Noteveryone is connected to the Internet
 There is the possibilityof creditcard numbertheft
 Mechanical failurescan cause unpredictableeffectson
the totalprocesses.

23. Reference
 http://online-ecommerce-
tips.blogspot.in/2010/06/g2c-government-to-
citizen.html
 http://www.tutorialspoint.com/e_commerce/e_comm
erce_advantages.htm
 http://www.techopedia.com/definition/1425/business-
to-government-b2g
 http://www.digitsmith.com/ecommerce-
definition.html