Write a market research report on [MARKET/INDUSTRY]. Client: [INTERNAL/EXTERNAL]. Purpose: [INVESTMENT DECISION/MARKET ENTRY/COMPETITIVE STRATEGY]. Data available: [DESCRIBE SOURCES — public, proprietary, survey].
Report structure: 1) Executive Summary (1 page), 2) Market Overview: size, growth rate, key drivers, headwinds, 3) Segmentation: which segments exist, size, growth, attractiveness, 4) Competitive Landscape: market share map, key players' strategies, recent moves, 5) Customer Analysis: who buys, why they buy, switching costs, unmet needs, 6) Trends and disruptions: 3-5 year outlook, 7) Recommendations: where to play and how to win given this data. For each section: lead with the insight, support with data, implication last. No section should exceed what decision-makers need.