Amazon.com is one of the largest e-commerce providers, with sprawling operations spreading across the globe. Its online retail business revolves around the Prime program well-supported by the company's massive distribution network. Further, the Whole Foods Market acquisition helped Amazon establish footprint in physical grocery supermarket space. Amazon also enjoys dominant position in the cloud-computing market, particularly in the Infrastructure as a Service space, thanks to Amazon Web Services, which is one of its high-margin generating businesses. Amazon has also become a household name with its Alexa powered Echo devices. Artificial Intelligence backed Alexa is helping the company sell products and services. The company reports revenue under three broad heads'North America, International and AWS, respectively. Amazon targets three categories of customers - consumers, sellers and website developers.