Advances in Technology
...send a post card to the chief of police and tell him his progress and any arrests made. Later in police history the police officers started using radios and vehicles to start policing townships and cities. Radios were very bulky, did not have very good reception, and were very expensive. The vehicles were also very expensive and did not have technological tools to help police do their jobs such as radar, or breathalyzers. Now in law enforcement the police are very up to date with laptops in their cars, and radios that have very good reception with a very compact design. Also, computers make it much easier for police to track if a person is wanted within the United States, which they could not do before these computers. Files are kept on computers to make it easier to lo...