A Request for Proposals (RFP) from the Minnesota Department of Commerce is a formal invitation to potential contractors or grantees to submit a proposal. Creates legal processes to follow for fair and effective contracting.â–« Follows contracting authority. Submit a bid or proposal. Please indicate on your application if you are applying in the Tribal Nation track or the American Indian communitybased organization track. A Request for Proposal (RFP) is a formal invitation to potential contractors or grantees to submit a proposal. A listing of requests for proposals (RFPs) from League of Minnesota Cities member cities seeking expertise and services from vendors. 1. Collect the requirements for the request for proposals.