E-business or Online business means business transactions that take place online with the help of the internet. The term e-business came into existence in the year 1996. E-business is an abbreviation for electronic business. So the buyer and the seller don't meet personally.In today’s world, we are exposed to various forms of e-Business. Since its emergence, it has grown by leaps and bounds. Some predict that it may very soon overtake brick and mortar stores completely. While that remains to be seen, we cannot ignore the immense role it plays in the current global economy.

1. TYPES E-COMMERCE
TRANSACTIONS
BY,
MRS.BHUVANESWARI,ASST PROF,
DEPT OF COMMERCE,
SRM INSTITUTE OF SCIENCE & TECHNOLOGY,
RAMAPURAM CAMPUS

2. E-COMMERCE TRANSACTIONS
• The term commerce refers to the trading of goods and/or services. E-
commerce is a modern-day invention that facilitates the trading of goods
and/or services through electronic means, or more precisely, the internet. This
article is an account of the various types of e-commerce businesses, each of
which caters to different business models. The following are the different
types of e-commerce transactions:
• Business-to-Business (B2B)
• Business-to-Consumer (B2C)
• Consumer-to-Consumer (C2C)
• Consumer-to-Business (C2B)
• Business-to-Administration (B2A)
• Consumer-to-Administration (C2A)

3. BUSINESS -TO-BUSINESS (B2B)
• Business-to-business (B2B), also
called B-to-B, is a form of
transaction between businesses,
such as one involving a
manufacturer and wholesaler, or
a wholesaler and a retailer.
Business-to-business refers to
business that is conducted
between companies, rather than
between a company and
individual consumer

4. CUSTOMER-TO-BUSINESS(C2B)
• Consumer-to-business (C2B) is a e
commerce transaction in which
consumers(individuals) create value and
businesses consume that value. Another
form of C2B is the electronic commerce
business model in which consumers can
offer products and services to
companies and the companies pay the
consumers.
• In this, a consumer approaches a
website showing multiple business
organizations for a particular service.
The consumer places an estimate of the
amount he/she wants to spend for a
particular service.

5. BUSINESS-TO-GOVERNMENT (B2G)
• Business-to-government (B2G) e-
commerce is concerned with the need
for businesses to sell goods or services
to governments or government
agencies. Such activities include
supplying the army, police force,
hospitals and schools with products and
services.
• Furthermore, businesses will often
compete in an online environment for
contracts to provide services to the
public on behalf of the government.
Such services may include the collection
of taxes and the supply of public

6. CUSTOMER-TO-GOVERNMENT(C2G)
• Customer administration or
customer to government-
commerce model enables the
customers to post feedback or
request information regarding
public sectors directly to the
government administration or
authorities

7. GOVERNMENT-TO-CITIZEN(G2C)
• This model is also a part
of e-governance. The
objective of this model is
to provide good and
effective services to each
citizen. The Government
provides the following
facilities to the citizens
through the website.

8. GOVERNMENT-TO-BUSINESS(G2B)
• Government-to-business
(G2B) is a business model that
refers to the government
providing services or
information to business
organizations. The
government uses the B2G
model website to approach
business organizations. Such
websites support auctions,
tenders and application

9. PEER-TO-PEER(P2P)
• A peer-to-peer (P2P) economy
is a decentralized model
whereby two individuals
interact to buy or sell goods
and services directly with
each other, without an
intermediary third-party, or the
use of a company of business.
The buyer and the seller
transact directly with each
other.