The Treasury Select Committee has launched an inquiry into the fact lenders encourage the public to needlessly apply for credit that could make future borrowing harder and more expensive.
The shocking scale of consumer mistreatment is uncovered today as the lid is lifted on banks and other financial firms that brush off genuine complaints in the hope they will vanish.
Consumers won't know for another two months whether an appeal against one of the proposed clampdowns on payment protection insurance (PPI) sales has been successful.