If you live in London dig out your old bank books -

HSBC has announced it has reunited around 7,400 of its customers with a total of over £10.4m (average balance of £1,400) from accounts which they either had no knowledge of or had been left untouched for over 15 years. According to the bank, the region with the most funds still left in dormant accounts is Central London, with around £7m, followed by Greater London with over £4m. The fewest balances in dormant accounts are in Scotland (£200,000).