Ordering activities shall establish the BPA with the schedule contractor(s) that can provide the supply or service that represents the best value. You can locate Sample Contract Agreements on this page.Documents Sample Construction Agreement (PDF) Sample agreement to be used as a template. The Contract Documents are intended to be cooperative and to provide for a complete work. Form No. 2 must be submitted within five (5) working days of contractor's payment to its subcontractor(s) for the work invoiced on Form No. 1. To participate in the RFQ process, you must be fully registered with iSupplier. Here is information on Selling to the City of Oakland. The use of BPAs under any schedule contract to fill repetitive needs for supplies or services is allowable. The following documents are needed to execute a contract amendment with the City of Oakland.