Mon, Oct 24: It's no secret that Vancouver has become one of the most expensive places in the world to live. While steps have been taken to change that, experts agree more needs to be done. It's hoped a global summit underway in the city will help spark ideas on how affordability can be reached. Global’s Sonia Sunger spoke to Michael Lennon with Housing Choices Australia, and Sharon Chisholm, with the University of Glasgow.