Keep your eyes glued to the register while your groceries are scanned in the supermarket, especially when items are on sale. Also check your receipt. Here’s why: Computers make mistakes. Plus, some supermarkets have a “scan guarantee policy.” If an item is rung up at a higher price than the one marked or advertised, you get it for free, at least up to a dollar amount. (The policy does not apply to alcohol or tobacco products.) … Back to Article
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