What does it mean to be 'off the grid'?

What does it mean to be 'off the grid'?

Dan Sharp (Green Family Expert) gives expert video advice on: Can I install solar panels myself?; Is it easy to repair damaged or missing solar panels? and more...

Need of the Future "off the Grid" photovoltaic system. This System generates electric power through solar panels, and the excess power is stored in a battery, which can be used in case of need. Hurry, install the "off grid" photovoltaic system and save tax.