When you get an unsolicited request to respond to a proposal. When someone calls you out of the blue, sends you an email, or happens to hit your website and is now saying, “We’d like you to ...

An invitation for bid (IFB), sometimes referred ... An IFB differs from a request for proposal, in that the objective is to obtain contractors' proposals concerning the costs to complete the ...

What Is a Request for Quote (RFQ)? A request for quote (RFQ), also known as an invitation for bid (IFB ... send RFQs alone or before a request for proposal (RFP). A request for a quote (RFQ ...