Berlin These necessary corridors and voluntary promenades can be used to report everyday annoyances for pedestrians via the “GehCheck” of the Foot Traffic Association: too narrow sidewalks, too short green phases at traffic lights or loose stones and slabs that can become dangerous stumbling blocks. All identified problem and danger points as well as obstacles can be documented and shared via the “GehCheck” app with location, photo and solution suggestions. Although this does not lead to the immediate elimination of the respective annoyance. However, the information can be seen on a map of Germany on the Internet, where users can also search for specific messages on their own doorstep and in the surrounding area. The collected reports are intended to make the walking quality of various places visible in the long term and to show municipalities and planning offices at which places they should pay more attention to foot traffic. Keyword: Citizen-Science. Citizens collect data for research – and hopefully get better footpaths in the future. If you also want to document yourself, you must install the free app, which is funded by the Federal Environment Agency, for Android or iOS and register with an e-mail address. By the way: Via the “GehCheck” app, you can not just nag. Exemplary pedestrian routes can also be shown and praised here, should you run across them.