I’ve never seen a receipt survey in person so I did a google search. Apparently they used to have authentication built into the redemption process by requiring

I’ve never seen a receipt survey in person so I did a google search. Apparently they used to have authentication built into the redemption process by requiring the original receipt [0]. However, it appears only the generated QR code is required for the new process [1]. [0]: https://www.yelp.com/biz_photos/LI3vSjDZGxCTKs785eTkeQ?select=JnBJ8PFZl6EVrD9fPhJMuA&utm_source=ishare&utm_content=photo https://www.yelp.com/biz_photos/LI3vSjDZGxCTKs785eTkeQ?selec... [1]:https://i.redd.it/fzxy7rff0g211.jpg https://i.redd.it/fzxy7rff0g211.jpg