The document describes Kassi, an open source project and mobile app that allows people to share goods, favors, rides, and other everyday items within a community. It discusses how Kassi makes sharing easy and builds trust between users. The document also outlines some of the challenges of open source research collaboration, such as differing priorities between users and researchers, issues around data ownership, and the slow pace of research. It proposes an "Open Enterprise Model" that leverages open source code, data, and processes.