Talking to your neighbours is mandatory if you live here

You can only live in this block of flats if you are under 25 or a pensioner - and you have to socialise. It's all part of a plan to help tackle loneliness.
Reporter: Maddy Savage
Filmed and edited by Benoit Derrier
A film for People Fixing the World
Part of Crossing Divides, a BBC season bringing people together in a fragmented world.