Legal and ethical questions of control, supervision and consent in connection with such smart-home technology have in this connection played an important role for us. According to "Eldres IT-forum" (an IT-forum for the elderly) “elderly people” are those above 55 years, and they represent one fourth of the Norwegian population. The elderly are a heterogeneous group with very different needs and qualifications. Their economic capability, degree of education, their health and degree of functional ability greatly vary. In any case this concerns a large and important part of the population. .