1. E-commerce items  EDI: Application-to-application communication of data in standard format for business transactions, Electronic Data Interchange (EDI) is a set of standards for structuring information that is to be electronically exchanged between and within businesses, organizations, government entities and other groups. standards

2. E-Commerce items Business-to business (B2B) Both sides of the transaction are businesses, non-profit organizations, or governments.  Business-to-consumer (B2C) E-commerce transactions where customers are individual consumers Example: OpenXpertya is a ERP open source in Spanish that includes CRM solution and e-commerce in 3 levels: EDI, B2B and B2COpenXpertya

3. E-Commerce items  Consumer-to-consumer (C2C) Consumers sell directly to each other.  Consumer-to-business (C2B) Individuals sell services or goods to businesses  Example: C2C are becoming more popular amongst students in universities because these are large communities in the same geographical region that are low on money. So they are looking for deals very often and these kinds of websites offer this.

4. E-Commerce items  Online auction: The online auction business model is one in which participants bid for products and services over the Internet. The functionality of buying and selling in an auction format is made possible through auction software which regulates the various processes involved.productsservicesInternetauctionauction software  Examples of companies that used this model: eBay, Yahoo!, uBid…

5. E-Commerce items  E-Commerce: Electronic commerce consists of the buying and selling of products or services over electronic systems such as the Internet and other computer networks. The amount of trade conducted electronically has grown extraordinarily since the spread of the Internet. A wide variety of commerce is conducted in this way, spurring and drawing on innovations in electronic funds transfer, supply chain management, Internet marketing, online transaction processing, electronic data interchange (EDI), inventory management systems, and automated data collection systems.productsservices computer networkselectronic funds transfersupply chain managementInternet marketingonline transaction processingelectronic data interchange inventory management

6. E-Commerce items  E-Business: Electronic Business may be defined broadly as any business process that relies on an automated information system. Electronic business methods enable companies to link their internal and external data processing systems more efficiently and flexibly, to work more closely with suppliers and partners, and to better satisfy the needs and expectations of their customers.automated information system  ebXML : Electronic Business using eXtensible Markup Language is a family of XML based standards sponsored by OASIS and UN/CEFACT whose mission is to provide an open, XML-based infrastructure that enables the global use of electronic business information in an interoperable, secure, and consistent manner by all trading partners.XML OASISUN/CEFACT electronic business

7. E-Commerce items  E-commerce benefits:  Access to new suppliers, products and services; Cost reduction of the transaction by means of the process automation of purchase. Interaction on different virtual markets; reduction of the administrative tasks and of the times of the chain of supply; optimization of the prices; improvement of the communication with the supplier.  Improvement of the communication and service to the client; Transfer of information in real time with his(her) clients (prices, availability, condition(state) of the orders(requests), etc.); Increase of the number of potential clients; Decrease of the costs of the process of transaction; Services centralized of turnover(invoicing), collection, funding and logistics; Information on the behaviour of the market.