E-Commerce or Electronic Commerce means buying and selling of goods, products, or services over the internet. The standard definition of E-commerce is a commercial transaction which is happened over the internet. Online stores like Amazon, Flipkart, Shopify, Myntra, Ebay, Quikr, Olx are examples of E-commerce websites.

It is the process through which the buying, selling, dealing, ordering and paying for the goods and services are done over the internet is known as e-commerce. B2B – The process where buying and selling of goods and services between businesses is known as Business to Business. Example: Oracle, Alibaba, Qualcomm, etc.

E-business (electronic business) is the conduct of business processes on the internet. They range from the development of intranets and extranets to the provision of e-services over the internet by application service providers.

Technical Disadvantages There can be lack of system security, reliability or standards owing to poor implementation of e-commerce. The software development industry is still evolving and keeps changing rapidly. In many countries, network bandwidth might cause an issue.

Some of the limitations of e-business are as follows :

• Lack of Personal Touch: E-business lacks the personal touch. One cannot touch or feel the product.
• Delivery Time: The delivery of the products takes time.
• Security Issues: There are a lot of people who scam through online business.

How much do ecommerce websites make? It really depends on your product, marketing and niche but on average a new ecommerce company can make around $39,000 in their first month of business and can grow that income from there.

BPR is not a feature of eCommerce. Business process re-engineering is a business management strategy, originally pioneered in the early 1990s, focusing on the analysis and design of workflows and business processes within an organization.