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Milks, eggs, credit card: The rise of supermarket banking

22 February 2014 Last updated at 09:37 GMT

From the weekly food shop to a new television set, the big supermarkets have long been expanding their range, but now millions of people are also using them for financial products.

Many of the big chains now offer services from credit cards to insurance policies, but are these stores genuine challengers to the High Street banks?

Kevin Peachey reports.

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