Turn on your targetting computer

Both Apple and Google offer apps that can help you pinpoint a misplaced or stolen smartphone: Find My iPhone in the case of iOS, and Device Manager for Android [...]
People are out there carrying around hammers for protection as they seek out thieves, and others have physically assaulted innocent bystanders when the geolocation for these tracking apps is slightly off. In that story, a spokesman for the Los Angeles Police Department tried to remind everyone to stay levelheaded. "It’s just a phone — it’s not worth losing your life over,"