Doug Harper (Street Articles Author)
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Doug Harper is a former Marine, Drug and Prisoner Transport Officer and Airline Pilot. Doug retired from the airlines in 2011 and opened SharperSafety.com to sell video Surveillance Equipment and accessories. http://www.sharpersfety.com

How Does A Surveillance System DVR Work?
A DVR is a recording device for digital images that come from digital cameras. These images are stored on a hard drive in the DVR. This allows the user to playback what the camera recorded through a monitor, burn the images to a CD or connect the DVR to the…
By:  in  Internet and Businesses Online  >  Ecommerce   Jan 24, 2012  
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Why Do We Need A Video Surveillance System?
First came man, and then came the wheel to haul man’s stuff. Then man invented the video surveillance system to find out who stole man’s stuff. Maybe I skipped a few years’ in-between events, but it’s a fact that if you have something, someone else wants it and may decide…
By:  in  Internet and Businesses Online   Dec 23, 2011  
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