This Paper Is Outcome of Review of Various Research Studies Carried Out on E- Commerce. It Examines Different Opportunities of E-Retailing, E-Commerce, E-Learning ,E- Education and E-Financing. E-Commerce As Anything That Involves an Online Transaction. E-Commerce Provides Multiple Benefits to the Consumers In Form of Availability of Goods at Lower Cost, Wider Choice and Saves Time. E-Commerce Can Be Broken Down into Two Parts: E-Merchandise: E-Finance. E Commerce Involves Conducting Business Using Modern Communication Instruments: Telephone, Fax, E-Payment, Money Transfer Systems, E-Data Interchange and the Internet. Online Businesses Like Financial Services, Travel, Entertainment, and Groceries Are All Likely to Grow. Forces Influencing the Distribution of Global E-Commerce and Its Forms Include Economic Factors, Political Factors, Cultural Factors and Supranational Institutions. Many Companies, Organizations, and Communities In India Are Beginning to Take Advantage of the Potential of E-Commerce; Critical Challenges Remain to Be Overcome Before E-Commerce Would Become an Asset For Common People.