Begin your career as a Private Investigator here. You will find each States entrance requirements and essential detail to work as a qualified Investigator.
Surveillance of premises situated within a court, dead end street and no through roads require extra caution and planning as residents within these type of locations.
Usually know each other more so than people in normal residential streets due to the limited traffic in those locations.
This may negate the police attending to question your motives and draw further attention to your surveillance location.