text: The people that work here are dumber than a bag full of hammershanded them their own frequent buyer stamp card after purchasing ten drinks on prior visits and between four employees they could not figure out what kind of discount to provide me on which size drink despite the fact that it says free ounce drink right on the card Another fine example of solid public education in Charlotte Know what you want and pay in exact change because chances are pretty good that the person working the register will be too stupid to figure out the change to provide you