Locked car doors do not deter most thieves. When you leave your office or residence hall room, lock the door behind you. What can't be seen, can't be stolen Record your serial number. If your laptop is stolen, the police can enter it in the national stolen property computer and identify it if it is recovered. Use passwords and always backup your data.
Passwords help identify the owner and backup copies are always important.
If traveling, do not set your laptop down for a minute. There are thieves working airports looking for any chance for you to let your guard down and leave your laptop unattended. T reat your laptop just like you would treat cash. Don't leave it where others can see it and steal it.