E-commerce information systems

For this assignment, research a company, large or small, that has taken advantage of the recent technological advances developed in information systems to grow the E-commerce-side of the business. 

• In what ways has a company, large or small, benefited greatly through the competitive advantage that was gained through the implementation of an E-commerce technology in recent years?
• Provide details on the type of E-commerce information systems that were implemented and the ways in which business processes were enhanced.