Use your mobile phone to scan as you shop with Scan Pay & Go from Giant Eagle. Currently available at the Waterworks Market District Download the app 1. Connect to the Giant-Eagle-Guest Wi-Fi network in a participating store. 2. Scan your Advantage Card. We require permission to use the camera on your phone to scan your purchases as you shop. 3. Scan the barcode on each item as you place it in your cart or enter the PLU code on weighed items. 4. If you have weighted items, use the Scale Station in Produce or Bulk Items or go to the checkout lane and weigh your items on the scale. 5. Scan the barcode on the Pay Station to transfer your mobile order and check out.