This document discusses Kassi, an open source project that aims to create business opportunities by sharing goods, favors, rides, and other resources within an organization. It promotes sharing to save resources and help the environment. The document outlines Kassi's features, including making sharing easy, simple, and fun. It has over 4000 users at Aalto University. The document also discusses challenges with open source collaboration and the open enterprise business model, including issues around data ownership, research speed, and preventing others from stealing work.