YouPlaceIt! is an online game that helps the players find a consensus related to an urban planning topic. The players includes stakeholders, governmental organizations, planning officials and inhabitants. They can take on different roles and learn about the planning possibilities from a new perspective. The main result of the game is a win-win consensus about development or renewal of a place, neighborhood, block or city. The case study is taken from the slum area of Dharavi, located in Mumbai, India.