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In my case it is: the store gives you a secret code, and you enter it on your phone to earn discounts and raffle entries. We would like to prevent people taking
by pjungwir 10y ago
In my case it is: the store gives you a secret code, and you enter it on your phone to earn discounts and raffle entries. We would like to prevent people taking the code home and sharing it with all their friends. So it's not about tracking. Still I get why the restriction needs to be there.
- nso 10y agoMake them have to submit it via a WIFI network in the store?
- Crespyl 10y agoOr arrange some kind of (perhaps NFC based) token signing system.
- tajen 10y agoQR codes. Show them on a screen to invalidate them every time they're used.
- misingnoglic 10y agoWhy don't you make a unique code for each user?
- piokoch 10y agoIf you have a mobile application, you can use that + beacon based location, so the code can be used only inside a store.