In face of producing higher density there is also a need to produce tangible benefits for more than just those residing inside. Thinking about how the two units within the ADU as well as the surrounding dwellings interact. The Treads ADU provides accommodations to diverse needs and relationships of the neighborhood. This two unit ADU questions the changing relationship between age and life. The studio bedroom intended as a mother in law suite, interchanges closely with the Primary dwelling to keep family close. The other unit in the ADU is intended for a typical renter, someone needing a more direct threshold with the public space of the world