This document provides guidance on writing effective proposals. It discusses why decision makers increasingly require proposals, challenges in proposal writing, and what constitutes a good proposal. A good proposal is a persuasive sales document that moves the sales process towards closure by focusing on the client's needs, presenting positive outcomes, and providing a recommendation with substantiating details. The document outlines the typical structure of a formal proposal, including sections for the business case, solutions, and attachments. It provides tips for different parts of the proposal, such as the cover letter, executive summary, solution description, pricing, and follow up. Graphics, language use, and review process are also addressed.