Any business transaction that takes place via electronic platforms. E-commerce also refers to the complete online process of developing, marketing, selling, dispatching and paying for products and services. The quantity of trade administered electronically has increased greatly with widespread Internet usage.

See also:
Marketing
e-marketing
Cost per acquisition (CPA)
Cost per click (CPC)
Reciprocal links
Ad rotation
Ad impression
Behavioural Targeting
Contextual Marketing
RSS
User Session