the owner could rent out their own house and rent someone elses.
it does make sense if you want to save a nice retirement home for yourself or a place where you want to raise your children while you work and live somewhere else.
that only works with a complete loop of landlord/renters and hence doesn't help anyone rent who can't own themselves....
that only works with a complete loop of landlord/renters and hence doesn't help anyone rent who can't own themselves....