OSU has two contracts for HP computers and equipment. HP Direct is a state contract and Disys is a competitively bid E&I Cooperative contract. Purchases up to your P-Card limit may be ordered with your card. For purchases in excess of your P-Card limit, print the quote, attach it to a requisition and send to Purchasing. Use the links below to compare prices. Questions regarding these contracts should be directed to the Purchasing Department, 405-744-5984, purchase@okstate.edu .