First of all, clothes must be formal, women must wear light makeup, and men can't wear strange clothes or dye their hair. Because your image directly conveys the image of the company to others. If you wear sloppy clothes, others will naturally think that this company's jewelry is unreliable; Secondly, we should learn to summarize when communicating, such as buying a mistress, which is naturally heroic and recommends expensive ones; Bought for my wife, emphasizing the so-called eternity; The beauty bought it herself, recommending exquisiteness, emphasizing taste and being unique; For the elderly, I recommend some stable and traditional ones ... It takes time to summarize them, but you will be handy in less than 1 month. Finally, pay attention to anti-theft. This is a wake-up call that must be sounded. Once it is stolen, we must pay for it ourselves. ...