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How to spot the signs of a bad deal: What you need to know

As the economy continues to weaken and consumer confidence declines, the world’s largest retailer is offering shoppers a second chance at saving big.Albertson’s and Walmart’s “Walmart Xchange” is offering $5 off everything on sale through Dec. 7, with more discounts to be added, the retailer announced Friday.The discount will last through Jan. 5, and can