Don’t try to force your opponent to admit that you are right. Aggressive confrontation is the enemy of constructive negotiation. ■Avoid questions that can be answered with “Yes” or tiny pieces of information. These require little thought and inspire the human need for reciprocity; you will be expected to give something back. ■Ask calibrated questions that start with the words “How” or “What.” By implicitly asking the other party for help, these questions will give your counterpart an illusion of control and will inspire them to speak at length, revealing important information. ■Don’t ask
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