(2) Do portfolio sales, depending on the guests, timing, be careful. Don't be a "young monk chanting, but he doesn't mean it."
(3) If the customer doesn't get along well with you after buying the first one, or thinks that he is a tough boss, then you should pay attention to the hidden sales promotion (not too direct, such as discussing clothing matching with him).
(4) If you have good communication and good trust, then you can directly combine sales, so the sales promotion must be well-founded and reasonable, dispel customers' concerns and arouse customers' hearts.