Earlier quoted context omitted.
Actually, the pricing of individual items doesn't change. (Not least because of GST the price you pay at the till is not the sticker price.) Where I live the 1c and 2c coins were killed some time ago. The smallest coin now is a 5c. The way it works is that you go to the checkout, get a final total. If you pay cash then the change is "rounded up" to the nearest 5c mark. If you pay via card you pay the exact amount. It…
> GST. Found the Australian!
The coins probably narrow it down though.