The author has collected a whole suitcase of useful communication tools that help to understand other people, to put themselves in their place, to select arguments, to convince one's point of view.In negotiations, techniques that affect emotions are often used. Purpose: to make a person emotionally make a decision, take the money, shake hands and disappear. Why on emotions? You can’t logically decide to buy a vacuum cleaner worth an annual income. After a while, the person's emotions will let go, and he will be left with the feeling that he was deceived. This is not applicable in partnership negotiations.

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