The vital importance of checking your bank statements has been highlighted after one This is Money reader spent £3,000 over six years paying a stranger's phone bill due to a direct debit error. Hilary Cole, 62, didn't realise that a direct debit had been set up from her bank account for a mobile phone she did not own – shelling out a total of £3,013.94. And it was only after she contacted This is Money, that Three Mobile and her bank Santander corrected the mistake and agreed to return her money to her...Read more here---> I spent £3k paying a stranger's phone bill for 6 years due to direct debit error