The price for an item is $8 when paying cash but $10.50 when paying by card.
If you pay cash, you get the price shown without extra charges.
The prices are posted but ring up higher when paying by card.
I have been using it now for 3 months and it saves me so much research. Reduces the need to call and double check every time.
How did I not know these places existed?! Atly's scoring is a lifesaver, now I can finally find THE spot without wasting time Googling my life away.