-Your imaginary department store would probably use electronic surveillance a bit differently than smaller businesses.

Germany is also less likely to use electronic surveillance on telephone calls.

"It is absolutely appropriate," he said of using surveillance to deter rowdyism by groups of officers at official events.

He introduced us to the idea of a totalitarian state using total surveillance to suppress the entire population.

Criminal intelligence is developed by using surveillance, informants, interrogation, and research, or may be just picked up on the "street" by individual police officers.

Giuliani has supported Bush's tactic of using domestic surveillance.

The team visits the fugitive's last known address, interviews neighbors, friends and family and uses surveillance.

"In all the areas in which we could use technical surveillance, we did," he said in an interview for this book.

In my opinion, the most important thing at the moment is to use effective surveillance to gain an overview of the actual situation.

If we're going to use surveillance as a weapon, then we should trust our democratic traditions and arm the population with it.