>Visa merchant agreement says the store can ask for ID, but cannot deny the transaction if you refuse. Also, the store cannot require a minimum purchase. It could be different for other credit cards.
>

So what I learned still applies. I rarely get asked for ID with a credit card, though increasingly, they ask for my zip code. I'm comfortable with that.

OTOH, lots of stores (Radio Shack, especially) ask for my phone number, even if I'm using cash, and that I won't give.

Tamar