To participate in the TellCulvers survey, first visit a Culvers restaurant and make a purchase. Youll receive a receipt with a unique survey code. Go to the official tellculvers.com survey website and enter the 18-digit survey code along with the TRN number printed on your receipt. Answer all the questions honestly based on your recent dining experience. The survey typically takes just a few minutes to complete. After finishing, youll receive a validation code. Write this code on your receipt and bring it on your next visit to redeem the offer. Your feedback helps Culvers improve its services.