If (as happened to Uvah) your laptop or your PC has been stolen or even misplaced (in someone else’s apartment), while it’s not as easy as on an Apple OS device, it’s still possible.
All these methods depend on the thief’s greed. If he/she decides to check (or deface) your facebook, gmail or Dropbox accounts, there’s a good chance you can trace your property’s IP address.
That doesn’t mean you can find its physical address easily, but the Police can. You or they can obtain ...