greement [ Last FR update*: 05/02/2007 ] ??35.6550 ??? Procurement system standards. [ Last FR update*: 03/26/2008 ] ??35.6555 ??? Competition. [ Last FR update*: 05/02/2007 ] ??35.6565 ??? Procurement methods. [ Last FR update*: 05/02/2007 ] ??35.6570 ??? Use of the same engineer during subsequent phases of response. [ Last FR update*: 05/02/2007 ] ??35.6575 ??? Restrictions on types of contracts