This document provides an introduction to open data business opportunities. It discusses open government and open data principles and initiatives in Europe and Austria. Several business sectors are identified that could benefit from open data, including public, private, and non-profit organizations. Business models are proposed along the open data value chain, from data acquisition and production to packaging, technology development, and distribution. The document emphasizes the economic potential of open data and linked open data. It calls for further awareness raising and support to develop open data products and business models in Austria.