This document discusses how to design social media projects for co-creation. It explains that projects have a start and end date and specific goals. It discusses two types of social media challenges: crowd sourcing for new concepts and co-creation where communities help configure products. It provides examples like a developer challenge where a community builds components and an idea contest. It notes some projects are not suitable for co-creation due to risks or lack of participant interest. It suggests identifying projects that have critical mass and appeal for co-creation. It discusses using communities for co-creation in industries like textiles, vehicles, and consumer products. It also discusses identifying project hotspots using internal priorities like environmental goals and external priorities like customer concerns.