Australian Banks Sitting on A$500 Billion of 'Liar Loans,' UBS Says, page-4

what ? aah pretty much any self employed person e.g a tradie can get a home loan based on a self signed stat dec of income . See "loc doc" home loans for reference These are rife throughout the industry based on a/ 1.5 million sole traders in Aus and b / very profitable for banks and mortgage brokers because of higher interest rates and charges . So yeah that's one big way they do it.