Repository Contracts (with 'Buy' Intent) for Oracle Purchasing Documents

Dear all,

This question is primarily to understand and ask the community on how to use the Contracts (from Repository contracts) in Purchase Documents of Oracle Purchasing..??

The business is expecting to have a Contract Number created on Repository Contracts associated with the Subsequent Purchase Orders (can be Standard Purchase Order, Blanket Purchase Agreement, Contract Purchase Agreement) released under the contract. The Contract Purchase Agreements, Blanket Purchase Agreements of Oracle Purchasing are used as control documents on our business (for controlling Terms Dates and Agreed Amount, Amount Limit) while the Standard Purchase Orders sourced using these CPA and BPA are used as the actual procurement