Because when you're research individuals you are crossing the line between 'just futzing around' and 'building up a file on a person without their consent'.
Is there specific legal guidance about whether doing this in a training run is against the law? It seems like your link is for commercial / for-hire investigative work.
Is there specific legal guidance about whether doing this in a training run is against the law? It seems like your link is for commercial / for-hire investigative work.