YB adopted this policy years ago, once debts were called in, customers statements were redirected to the customers local branch, hence the customer didnt know what transactions were being debited or credited to their accounts.
ASIC told to probe banks
http://www.theaustralian.news.com.au/story/0,20867,21960503-643,00.html
ASIC told to probe banks
http://www.theaustralian.news.com.au/story/0,20867,21960503-643,00.html