(1) Xiaohong lacks awareness of prevention, so don't open the door for strangers. When a person is at home, he should lock the door and security door, and don't open the door for people he doesn't know.

(2) be vigilant and stay away from bad temptations; Raise awareness of prevention and protection.

(3) Consciousness: The society is complex, so we must be vigilant in dealing with people to prevent being deceived.