What about SMS harassment?

First, you can stay away from it, and you'd better stay away from it. (If conditions permit, the most active method)

Second, persuasion and education. The premise is that you must have a certain level and patience, otherwise it will be counterproductive. )

Third, set a trap, or Qi Xin will work together to make him whole. (It is also a way of education)

Fourth, publicize this person or call the police everywhere. (Not recommended. Unless you are mentally prepared to let it get back at you)

Five, one life is worth one life. (Not recommended. This is the last method, but it is the most effective method)

The above methods can be combined, such as leaving after calling the police and leaving (leaving) after finishing.

The landlord said that everyone should fight. This is my third rule.