On 19/03/2018 12:27, Harry Bloomfield wrote:
My NatWest card reader dropped into the letter box this morning. So I
checked it with my NatWest card, worked fine then some of my other
cards. It worked with a TSB debit card, but refused an Halifax
Mastercard credit card.

A Barclaycard might work - if you happen to have one.

--
Michael Chare