Want to cut your new home costs by 10% or more? That's what building groups can do

A building group based in Eltham, Victoria. Image: Property Collectives

High-performance, affordable housing built in existing suburbs should be a big part of the solution to Australia’s housing crisis. Yet state governments and cities have struggled to achieve their goals of delivering affordable, multi-unit, infill housing.

For most people, their only choice is to buy an established home or off-the-plan. But there is a third way.