I usually try googling, then looking at the results. Sometimes that works, sometimes I don't find the answer, and sometimes there is no answer to find (if there is no law that applies, then of course no amount of searching would find it.)
You might try search terms like "Illinois law false...
I met something similar, about a year ago.
A store (not Walmart) had many items with signs saying "limit one."
So when I found an item with no limit on the sign, I put 10 in my cart.
At the checkout, they said the limit was one. I said, no limit on the sign.
They sent someone back to check (I...
I hate trying to find too many different things on a trip to the store, so when I have to buy a given non-perishable item, I tend to buy enough to last for quite a while.
When store shelves were running empty, that was quite convenient! I bought what I could when I could, but had enough things...
If you check your receipt before you leave the store, it's easier to get them to fix it-- just walk over to customer service and complain (or return the item if they won't fix the price.)
Checking every item on the receipt, every time, feels like a real waste of my time, so I generally check...
At one store in my area, the machine summons a cashier if you try to ring up more than one scale-full of bananas. (I wanted to make banana bread, so I had enough to fill the scale three times.) Apparently some people would enter the code for bananas, then put their more expensive produce on the...
That's interesting, because I've found that stores typically will honor the price on the shelf-- after they waste a lot of time sending someone back to look at it in person.
(Yes, there have been a few times when I really did read the wrong label, the price really was higher, and I didn't buy...