“‘The green sauce, the green sauce!’
“‘Ma'am, I'm sorry, we don't have a section for green sauces. Could you tell me what kind of sauce it is?’
“‘Well, the kind in a bottle, of course!’
“‘... could you possibly tell me the name of the sauce, or even the brand of the sauce you're looking for?’
“‘It's exactly the same!’
“I was totally lost at this point, but our company employs secret shoppers and I did not want to make a horrible mistake with this customer, in case she happened to be the sneakiest secret shopper in history.
“‘The same as what, exactly?’
“‘The same as the others!’