No they have diff ways to get you savings, sometimes the coupon ads are just laying around the store
No sir. They can scan whatever off your phone.
They can look you up by your phone number as well and can tell that you receive coupons. I would still bring what you have at the time of purchase.
They can scan it off your phone screen. You can screen shot the coupons you want. To use before you go so you don't have to search in check out
No
If you have a barcode they can scan on your phone screen you dont have to ..
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