SKULabs supports shipping with the FedEx Advantage program in partnership with Shippo.
How to get started:
Enroll in the FedEx Advantage program directly with FedEx.
Once enrolled, connect it to SKULabs as a new shipping provider via Shippo. If you don't already have the a Shippo account, use the "Sign up for Shippo" button provided on that page.
Follow the instructions on the Add a shipping provider page to complete the process.