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  1. 4. Computers can help save on paper and paper costs in paperless offices. Computers can control the electricity and power use in energy efficient buildings that use sensors to switch the lights and air conditioning on and off automatically depending on whether people are detected in the room (or building) or not. Technology can also be used to monitor and limit carbon emissions in factories and motor cars. 5. Distance is now only relevant when transferring physical goods because of the availability of global communication. Businesses can conduct business at any time of the day and across different time zones across the world. 6. You can see the person you are talking to no matter where they are in the world by using video conferencing. You can share files, use the same desktop and even work on the same document simultaneously. 7. They can make overseas calls at a fraction of the cost of a traditional telephone call. It is no longer necessary to spend huge amounts of money on postage. 8. Facebook, Twitter, FourSquare, Pinterest, blogs, etc.

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