Non purpose built for rental homes should be limited to one per person. Any more than that should be hit with cumulative tax rates for each home past the first until such time as it is no longer profitable to hoard them.
Not saying people can’t own multiple homes. It just shouldn’t be so disgustingly profitable. If it’s not profitable, prices adjust accordingly.
His party ABC campaigned on change but we’ve yet to see any. Shit’s as expensive as ever and the rich are well looked after here.