For many, many years I have had a John Lewis MasterCard. It gives cash back in John Lewis vouchers and is our preferred card for household spend. For what seems like the last century, when I sit down to check the credit card bills once per month I have paid
So, I logged in and sent a few grand to my John Lewis account, logged out and went on my way. I got a text message from my bank saying that the few grand had been transferred and forgot all about it.
A couple of days later, I logged in to