Crime is an inevitable problem in society, and crime prevention should be considered from multiple levels. Here are some ways to prevent crime:

1. Improve the public's legal awareness and legal education, and let the public know what is legal behavior, what is illegal behavior and the consequences of illegal behavior.

2. Strengthen the community police force, make it better understand the crime situation in the community, and establish a good relationship with residents, so as to improve the security level of the community.

3. Improve the urban environment and housing conditions, eliminate social injustice, narrow the gap between the rich and the poor, and reduce social contradictions and conflicts, thus reducing the crime rate.

4. Establish a more effective criminal legal system, severely punish criminal acts, increase the risk and cost of crime, and thus reduce the probability of crime.

5. Strengthen supervision and social assistance to help criminal suspects turn over a new leaf and return to society.

6. Use video surveillance, intelligent security and other scientific and technological means to improve the ability of crime monitoring and handling, thus reducing the incidence of crime.

7. Strengthen family education, educate parents to raise their children better, and let children understand what is right and what is wrong, so as to reduce juvenile delinquency.

8. For some high-risk industries and places, stricter regulatory measures should be taken, such as finance, medical care, education and other fields, to ensure their safety.

In short, crime prevention needs to be considered from many aspects, including legal education, improving social environment, strengthening supervision and social assistance, and adopting scientific and technological means. Only through various efforts can the occurrence of crimes be reduced.