Do you want to co-determine your municipal leader's appointment calendar? Heidelberg residents have this opportunity. With the help of the portal holdenoberbuergermeister.de, they can guide their top politican at a certain place in the city. It is a unique opportunity the mayor's attention to important issues and questions and to maximize awareness of them - ranging from urgently needed kindergartens to aid projects for city bees. But to do this, participants first have to get supporters for their ideas - the more the better. This increases the probability that the head of their city's government will really come in person.