Create a MECE decision map that removes overlap, exposes gaps, and clarifies what evidence belongs where.
Hook A messy decision often feels political because the categories are doing sloppy work. Teach MECE means mutually exclusive and collectively exhaustive. Mutually exclusive means each item belongs in one place, not three. Collectively exhaustive means your buckets cover the full question. The mistake is mixing organizing principles. If your investment list says 'growth, enterprise, new products, retention,' the buckets overlap. Enterprise may be a customer segment, growth may be an outcome, new products may be a solution, and retention may be a funnel stage. Every debate becomes harder because people can defend the same item from different angles. Choose…
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