Ooh lucky, wish I had one of those local to me. Mine's an over the counter at a local shop; which is ok because they give you cash but they don't like the larger bottles, only the smaller ones and cans etc. I suppose they've got to put them somewhere out back.
Oh it’s on thermal paper, so I wouldn’t advise saving them up to try to pay for a whole shop. If they fade getting hot in the glovebox or something you’ll lose the lot.