Tesco

A data breach at an unidentified online retailer could have led to credit card users having their account details "compromised", MoneySavingExpert has learned. Tesco Bank has already cancelled some of its customers' cards as a precaution and users of cards from other companies are likely to be affected.

From today, Barclaycard's 10.5 million customers can access their credit scores for free via Experian, while Tesco Bank customers with its Foundation credit card can do the same from this week via reference agency Noddle.

Tesco Clubcard customers should hang on to vouchers as they'll be able to double the value from Monday to spend in the run up to Christmas on items including toys, electronics, clothes, and even on Black Friday deals.

Smaller mobile phone providers Giffgaff, Tesco Mobile and Asda Mobile have been voted best for customer service, with major networks Vodafone and EE coming bottom of the pile, according to a new poll of MoneySavingExpert.com users.

Tesco shoppers will from today get money off instantly if their grocery bills would have been cheaper at Asda, Morrisons or Sainsbury's.

Morrisons shoppers have been dealt a blow as those with its free Match & More loyalty card will soon no longer get the price difference back if their grocery shop would have been cheaper at Aldi, Asda, Lidl, Sainsbury's and Tesco.

Top of the range mobiles are never MoneySaving, and after every big new launch it's best to wait for the top deals. But if you must get your hands on the latest iPhone 6S and 6S Plus straight away, we've rounded up the tariffs with the cheapest upfront and cheapest monthly costs so far.

Millions of Tesco credit card users face a huge drop in the number points they collect when spending, with some set to see their benefits culled to just a quarter of their current value.

Virgin Money's best-buy 0% for debt shifts, new spending and money transfers (cash loans) now has a £50 freebie too and there are ways to manipulate it so you don't need to spend big to get it. But hurry, the deal ends at 23.59 on Thursday.