To provide and maintain healthy and affordable housing to its members through joint self-help and co-responsibility, which meets their housing needs and permanently removes it from speculation, by acquiring building land and building rights; building and acquiring multi-family homes that meet modern cooperative housing needs; careful and ongoing maintenance and periodic renovation of existing buildings; construction of replacement new buildings when existing buildings can no longer be renovated in an economically justifiable manner; claiming funding instruments according to the federal housing promotion law or corresponding cantonal and communal laws; administration and rental of apartments on the basis of cost rent; promoting cooperative activities in the settlements; ideal and material support of efforts aimed at affordable, healthy and good housing.