Exorbitant rental prices force young people to take desperate measures, an option that already exists on real estate portals. An advertisement offers a room for 600 euros in an air-conditioned garage. According to the property owner, it is an independent apartment. They are owners of chalets close to universities and obtain additional income by renting their garages and basements to students, most of whom are foreigners. To be habitable, these spaces must meet a series of requirements. Conditions that are sometimes not met. There are more extreme cases. In the heart of Madrid, tenants can access the interior of their homes through a window. According to experts, city councils must tighten monitoring, because any ceiling is not enough to cover this need.