HOW TO AVOID CAR THEFT
1 Engrave the vehicle registration number on the windscreens.
2 Install an alarm system.
3 Lock all doors and wind up all windows.
4 Do not leave the keys in the ignition switch.
5 Park in well-lit areas.
6 Install an anti-theft alarm system, locks for the steering wheel, clutch, brake and gear, if necessary
Source: Singapore Police Force website