If you are seeing the error message below, you will need to update your Shopify shipping settings to allow your customers to purchase your Fuel products.
Step 1: Go to the "Shipping and delivery" page in your Shopify admin
To access this page, select Setting >> Shipping and delivery
Step 2: Select "Manage rates" in the upper right-hand corner
Step 3: Find Fuel under the "Not shipping from" section and select "Add rates"
Step 4: Select the option under "USE SAME RATES AS" and then hit "Done"
Step 5: Scroll up and select "Save" to save the change
Step 6: Issue should be fixed and you should be able to purchase your products