Lub luag haujlwm tseem ceeb ntawm lub koob yees duab saib xyuas muaj xws li:
1. Patrol Recording: Lub koob yees duab saib xyuas sau cov kev taug kev, lub sijhawm, thiab zaus, kom ntseeg tau tias cov haujlwm saib xyuas tau ua tiav.
2. Lub tswb ceeb toom: Yog tias cov neeg ua haujlwm saib xyuas tsis tuaj txog ntawm qhov chaw teem sijhawm lossis yog tias muaj qhov txawv txav tshwm sim, lub koob yees duab saib xyuas tuaj yeem tso lub tswb, ua kom muaj kev ntsuas raws sijhawm.
3. Kev xa cov ntaub ntawv: Lub koob yees duab saib xyuas tuaj yeem xa cov ntaub ntawv saib xyuas hauv lub sijhawm tiag tiag mus rau qhov kev tswj hwm kev rov qab, tso cai rau cov neeg ua haujlwm saib xyuas thiab tshuaj xyuas txhua lub sijhawm.
