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Re:Agatha Christie could afford a maid and a nanny but not a... by Tyr42 on Wednesday January 26, 2022 @10:27AM (#30086617)
I mean, why do coupons exist? They mail you stuff and you bring it to a store and the price is cheaper? Extra effort all around?

But price discrimination improves cashflow. And these merchants can do the same thing as haggling with less paper waste and on the spot.

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