Because of huge advances in technology hidden cameras are becoming much more commonplace. Part of the reason for this is because they are less expensive and much easier to use with far less glitches than ever before. Hidden cameras or spy cameras can transmit images to a TV screen or your computer monitor for viewing. If you want to record something from your spy camera you need to have a DVR or VCR which complicates things and makes it a little bit more expensive Now there is a new line of hidden cameras that has a DVR included. Some “body…