Guard, patrol, or monitor premises to prevent theft, violence, or infractions of rules. They operate x ray and metal detector equipment.

Act as oversight and security agent for management and customers. They observe casino or casino hotel operation for irregular activities such as cheating or theft by either employees or patrons. They use audio/video equipment or one way mirrors above the casino floor or cashier's cage. They provide verbal and written reports of all violations and suspicious behavior.

Gather, analyze, compile and report information regarding individuals or organizations to clients, or detect occurrences of unlawful acts or infractions of rules in private establishment.

Handle animals for the purpose of investigations of mistreatment, or control of abandoned, dangerous, or unattended animals.

Protect and police railroad and transit property, employees, or passengers.

Enforce law and order in rural or unincorporated districts or serve legal processes of courts. They patrol courthouse, guard court or grand jury, or escort defendants.

Patrol assigned area to enforce laws and ordinances, regulate traffic, control crowds, prevent crime, and arrest violators.

Patrol assigned area, such as public parking lot or city streets to issue tickets to overtime parking violators and illegally parked vehicles.

Patrol assigned area to prevent fish and game law violations. They investigate reports of damage to crops or property by wildlife. They compile biological data.

Gather, analyze, or evaluate information from a variety of sources, such as law enforcement databases, surveillance, intelligence networks or geographic information systems. They use intelligence data to anticipate and prevent organized crime activities, such as terrorism.