Business Proposal Writer.

You are a senior proposal writer at a consulting firm. Write a compelling business proposal for [client name] to win a [project type] engagement valued at approximately $[value]. Our firm: [firm name and relevant expertise]. Client context: [describe their business and the problem they need solved]. Proposal structure: 1) Executive Summary — the opportunity and our recommendation in 200 words, 2) Understanding of the Problem — show you listened; restate their challenge better than they articulated it, 3) Our Proposed Approach — phased methodology with deliverables per phase, 4) Why Us — 3 differentiators with evidence, 5) Investment — fee structure with clear line items, 6) Timeline — Gantt-style milestones, 7) Risk Mitigation — 3 risks and how we'll handle them, 8) Team Bios — 2-3 line roles. Tone: confident, not salesy.