Re: 'Cheap' in terms of food, now means selling your privacy too.
"I was caught offguard at Lidl, (its always a bit of a rush packing) and asked for my car registration number at the till."
I think in my case I'd have demanded to know why. If it was just for APNR that might have been OK. But retail companies really should use their clout to get rid of parking vultures (no relation to our beloved el Reg of course).