With so many cell towers,CCTV's phones and satellites it will be unimaginably hard to try and live off the grid and survive . At no other time in the world has there been such technology to make the prophecies of the latter days be so real.
Not sure if you’ve ever read Matt Ward’s stuff?
Worth the read and your post brought this article to mind:
Our Proximity to the Tribulation :: by Matt Ward
http://www.raptureready.com/2015/06/10/proximity-tribulation-matt-ward/