People are being encouraged to examine any newly-acquired banknotes carefully - as they might be worth a considerable sum.

There is a unique opportunity for a buyer to get their hands on one of the lowest serial numbered bank notes ever offered to the public in the coming weeks, This is Money can reveal. New £5, £10, £20 ...

TODAY marks the launch of the brand new, polymer £50 notes featuring WWII code breaker Alan Turning. If you do receive one it’s worth checking the serial number, as rare notes can be worth ...