Where Do I Order Office Supplies? Office supplies are no longer on a mandatory state contract.  ASU encourages using the preferred cooperative contract at Staples for office supply purchases.   P-Cards can be used at the Office Depot store. GSS/Staples, Inc: GSS is a minority E & I Cooperative - CR001309 office supplier for A-State. Office Depot, Inc: Office Depot is a State Contract (SP-19-0069) office supplier for A-State. Link to order: h ttps://business.officedepot.com/