The County conducts business with a wide range of providers from independent contractors and small businesses to large enterprises. Use filter below to sort the following categories.Requests for Proposals (RFPs) from RCOC are listed below and can be downloaded and printed in their entirety. E. The Awarded Bidder shall complete and submit in a timely manner all documentation required to operate the Solar Energy Systems. This part prescribes policies and procedures governing competitive and noncompetitive negotiated acquisitions.