and yet she takes credit cards.
I'm sure you can work out why yourself.
Discussion
Want to be investigated by the tax man ? Refuse payment via credit cards, they'll lock you up with very little evidence.
my business doesn't accept credit cards.
because she's not me :)
The reason is supply and demand. It's not demand by the merchants, it is supply on the customer side. Too many people just find them easy, ignoring the transaction costs.