: Combine one manufacturer coupon with one store coupon on the same item for a "stack." Some stores even allow you to add a cash-back rebate on top.
If you are looking into , you should be aware that the practice is often considered a "gray area" or even illegal, depending on how it's done. While you cannot technically "buy" the coupon itself (which has a non-transferable value), you are typically paying for the "service" of clipping and mailing them. ⚠️ The Legal Reality of Buying Coupons
: The cashier scans the coupon; the store immediately gives you the discount.
: High-value coupons sold on sites like eBay or through "coupon fairies" on social media are frequently counterfeit.