Meanwhile, a marketing agency looking for a social media brazil whatsapp mobile phone number list campaign might win a client over with a crisp 3-page document. Marketing strategy offer length 2. Offer Type The purpose of your proposal determines its depth. Short Proposals : Best for introductory proposals or simple project proposals.

Detailed Proposals : Required for RFPs ( Requests for Proposals ) or comprehensive business plans. 3. Complexity of the Project The more complex your project, the more detailed your proposal needs to be. Sample Email : Are you proposing to build a custom software platform? Your client will likely expect a breakdown of technical details, timelines, and resources that would require 10-15 pages.