From coast to coast, law enforcement agencies are using GPS devices to capture criminals, deter terrorists, and reclaim stolen property. How? Global positioning satellites and the transponders they track. While civil liberties advocates claim this kind of surveillance is tantamount to an invasion of privacy, more often than not judges and legislatures have sided with the aims of law enforcement. They claim that using GPS tracking devices is no different than using officers to trail a suspect and report on trail his or her movements. It’s a thorny issue, with valid points on both sides of the proverbial fence. For now, however, the satellites have the advantage.

The brush and powder for fingerprinting is familiar equipment of both gumshoe wannabes and seasoned detectives. Kids’ sleuth kits teach the basic method of capturing this unique identifier alongside instructions for casting footprints. Ever since the early 1900’s the uniqueness of fingerprints has received widespread recognition by law enforcement as a means to narrow in on criminal suspects.

The capability to hide behind a phone call without revealing your personal info is just about over. search engines like Google has evolved as a way to discover personal info on just about anyone.