This document discusses new business models and strategies for companies in the internet economy. It defines the internet economy as being based on digital computing technology and infrastructure like the internet. Effective business models operationalize good strategies and help firms build and capture wealth. The internet impacts both external industry environments by changing markets and competition, and internal company environments by affecting resources and competitiveness. Major groups that comprise the supply side of the internet economy are listed. The document then provides an overview of common e-commerce business models and strategies like business-to-business and business-to-consumer sales.