An article has been posted at consumerist.com about what users should do when his or her laptop is stolen and how to prevent it.

First, a user can prove that he or she is the owner by having the serial number and receipt of the laptop. Next is making a backup of files. Followed by installing LoJack or other software that can track a computer.

A user should file a report with the manufacturer of the laptop, file a police report, call pawn shops, and check sites such as eBay and Craiglist if his or her machine is stolen.

Source: Consumerist