This document outlines the key elements of a successful business proposal, including: defining proposals as offers to prospective buyers, discussing types of proposals like solicited vs. unsolicited and external vs. internal, and identifying important elements like solutions, benefits, credibility, samples, and targeting the proposal to the audience. It also covers the criteria for effective proposals, such as including a title page, cover letter, table of contents, and sections for an executive summary, introduction, proposal details, and conclusion. Finally, it discusses the writing process of prewriting, writing, and rewriting the proposal.