We must ensure all vehicles together with their content are effectively searched. All authorized staff/personnel are issued with identification passes and with proper access control systems. In Singapore, identification passes are issued different colors and in accordance to their areas.

The security and physical layouts for the warehouse are equally important. We must have procedural policy of the warehouse must be closely monitored. Whenever the warehouses are not been used, the roller shutter must be down at all time. Proper surveillance cameras with access control systems help to minimize theft and eliminate undesirable behavior. In November 1994, it was recommended that all cargo agents at CAC to comply with the six crime preventive measures for handling vulnerable cargo and all warehouse are inspected half yearly by the Airport Police.

1. All items of high value to be stored in the Security Cage or Room with locks and Keys and only authorized personnel are allowed to gain access to the said place.
2. A supervisor or Senior Storekeeper supervises the loading and unloading of the vulnerable goods.
3. Stock Checks and Physical Inspection of vulnerable cargo must be done daily during changing of duty or shift.
4. Install a CCTV system inside the Security Cage or Room to monitor and record movements of all persons entering or leaving the room.
5. Enclosed vehicle to be use to convey vulnerable cargo to and from the freight terminal.
6. All field staff involved in the cargo movements must be is in uniform for easy identification of unauthorized personnel.

In Singapore, the authority works in collaboration with the ground agencies. The authority together with airline and ground agencies formed up CAC Crime Prevention Advisory Committee to monitor crime situation at the CAC. They give rewards to informers who work within the organization.

Airport plays a key role in enhancing the economy of a country. As such the physical security with procedural controls and the reliability of the aviation infrastructure must be thoroughly integrated.

Whatever systems and procedure they adopt, the cargo always becomes vulnerable when system breakdown. Proper physical structure and procedural control against theft and effective screening will help eliminate criminal activities.