define business proposal
Advertisement. A business proposal is a written document sent to a prospective client in order to obtain a specific job. Proposals may be solicited or unsolicited. A client may simply request a proposal on a project in the course of a sales call by saying: You know, that sounds interesting.Why don't you send me a proposal on that.. In other cases the proposal may be a formal solicitation, usually called an RFP (request for proposal). business proposal is a written document sent to a prospective client in order to obtain a specific job.