To Spy Or Not To Spy – A Parent’s Dilemma

Baby monitors, GPS systems, Spyware on computers....necessary devices or just plain paranoid? In this day and age, it's hard not to be scared every time your kid walks out of the house...or turns on their computer. But what is invasive, and what's being smart? I guess it's up to each individual parent, but of course our teenagers think it's waaaaaay too much. What do you think?