Warren forgot to put a noncompete clause in his contract with eighty-nine-year-old Rose Blumkin when he bought her Omaha-based Nebraska Furniture Mart. A few years later Mrs. B. got angry at the way things were being done at the store, so she quit and started up a new store across the street—stealing tons of business from NFM. After a few years of suffering the stiff competition, Warren caved in and agreed to buy her new store for a cool $5 million. The second time around he had her sign a noncompete agreement,
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