fast food restaurants like chick fil a and checkers do this. I fill out a lengthly survey on the receipt and get a free sandwich. I don't see many sit-down re

fast food restaurants like chick fil a and checkers do this. I fill out a lengthly survey on the receipt and get a free sandwich. I don't see many sit-down restaurants doing this and it is surprising. I think you have something. What I don't like is the signature thing. Don't recommend adding/implementing that.