The NJ Office of Homeland Security and Preparedness is responsible for the administration, coordination, and supervision of New Jersey's counter-terrorism and preparedness efforts. The NJ OHSP works closely with the government, law enforcement, emergency management, non-profit, and the private sector to protect the people of New Jersey from harm.
Reporting suspicious behavior could potentially stop the next terrorist incident. Even if you think your observation is not important, it may be a piece of a larger puzzle.
If you see something, say something.