If you see suspicious activity, remember that your safety comes first. Do not ever attempt to contact, pursue or in any way interfere with anyone or any group that you think are acting suspiciously. Call 911 immediately for a situation needing an immediate response from law enforcement.
The following are items that will be useful to ISAAC investigators if you see the following suspicious activity by individuals or groups:
Reporting A Suspect's Description:
Reporting Suspicious Vehicles:
While the more you observe, the more helpful the information will be. However, even if you don't get all the details, don't hesitate to call.