Why do you conduct verification checks upon exit? June 26, 2019 06:38 Updated Our verification checks help us ensure that customers are scanning their items correctly. Related articles Which lane do I go to verify my purchases? What do I do after making payment in app? I forgot to scan my receipt QR code at the kiosk upon exiting the store. Where can I bag my groceries? The checkout kiosk is out of service. What should I do?