Electronic Business Strategy, Architecture and Design E-Commerce: E-commerce can be defined as all electronically mediated transactions between an organization and any third party it deals with. E-commerce transactions between organizations can be considered from two perspectives: • Buy-side e-commerce refers to transactions to procure resources needed by an organization from its suppliers. • Sell-side e-commerce refers to transactions involved with selling products to an organization’s customers. E-Business: All electronically mediated information exchanges, both within an organization and with external stakeholders supporting the range of business processes. Relationship: E-Commerce E-Business Business model: An architecture for product, service and information flows, including a description of the various business actors and their roles; and a description of the potential benefits for the various business actors; and a description of the sources of revenue. Online business model: A summary of how a company will generate a profit identifying its core product or service value proposition, target customers in different markets, position in the competitive online marketplace or value chain and its projections for revenue and costs. Main types of online revenue models: • • • • • • CPM display advertising on site Sponsorship of site sections or content types Affiliate revenue Transaction fee revenue Subscriber data access for e-mail marketing Pay-per-view access to documents • Revenue models: Describe methods of generating income for an organization. • Internet pureplay: An organization with principally an online presence.