Why do supermarkets have loyalty cards? (feddit.uk)

submitted 1 day ago by pottery@feddit.uk to c/askuk@feddit.uk

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Can't they just track everything you buy using your payment card?

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[-] Dultas@lemmy.world 3 points 18 hours ago

Purchase information track, contact information as they requested address, phone, email, but didn't verify in most cases. This could be used for targeted marketing or just mailing flyers.

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this post was submitted on 08 Aug 2026

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