The concept of co-housing is not just a local trend. Across the globe, in cities where housing is prohibitively expensive, this model of 'co-home' living, which offers emotional support alongside financial benefits, has become increasingly appealing. Could this be a global answer to the challenges of expensive and lonely urban living? / How to spot a "frenemy", and what to do next (18:54)? On the show: Heyang, Ding Heng & Josh Cotterill