"Die Maxi" is an Apartment Building in the heart of Berlin, built up of single-floor apartments as well as maisonettes, offering a home for many different users with different demands. All the flats are connected with the garden or have an private access to a balcony. The inhabitants enter their apartments via access balcony, that represents the first transition between public and private space. This space could be used as an extension of the housing space or as meeting point for the neighborhood.