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There is now a better way for Mac users to monitor their laptops even when they are not with it. This is achievable with Laplock. Laplock is a menubar app for Mac System, that function when you install it, enter your phone number and/or Yo account, and that’s it. After that, whenever you close your laptop lid and leave it somewhere, if someone unplugs the power cord, an alarm will blast through your speakers and you will get a notification on your phone.
Not only that! - continue reading : http://adaptter.com/laplock-best-way-to-monitor-you-laptop-when-unplugged-in-your-absence/