By completing and signing this form, the Offeror makes an Offer to the State of Illinois that the State may accept. By completing and signing this Form, the Offeror makes an Offer to the.State of Illinois that the State may accept. The purpose of this Request for Proposals (RFP) is to solicit sealed proposals (hereinafter referred to as Proposal or. Any check submitted to secure the Proposal must be made payable to the "City of Urbana, Illinois" with the Request number included in the. A Request for Proposal (RFP) is the appropriate competitive selection process for purchasing goods or services when price is not the most important criteria.