The so-called business card effect refers to showing that you agree with each other's views on many issues before discussing your basic views, that is, showing your "business card" first can weaken each other's resistance. The "uniqueness effect" refers to the fact that one person's background and experience have many similarities with another person, which makes people tend to identify with you and treat you as one of their own. A lot of practice shows that if you try to change someone's hobby, the more you equate yourself with him, the more convincing you will be. For example, Premier Zhou suggested that Xu should get rid of the habit of forcing others to drink. First, I had a drink with Xu deskmate * * *, drank three bottles of Maotai, got Xu drunk who claimed to have a good capacity for liquor, and then let Xu throw in the towel.