What is MECE ?
MECE stands for Mutually Exclusive, Collectively Exhaustive . It’s a powerful problem-structuring principle used in consulting, strategy, and analysis to break down complex problems into clear, manageable parts. 🔹 Mutually Exclusive Each category or item in your breakdown should be distinct —no overlaps. ✅ Good: "Online sales", "Retail sales", "Wholesale" ❌ Bad: "Online sales", "Digital marketing", "Retail" (overlaps possible) 🔹 Collectively Exhaustive All parts together should cover the entire problem space —nothing should be left out. ✅ Good: If you're analyzing revenue, include all sources (e.g., product sales, subscriptions, services). ❌ Bad: Leaving out a revenue stream like "consulting services" would make it incomplete. ✅ Why MECE Matters Clarity : Avoids confusion and duplication. Efficiency : Helps teams divide a...