How to Set Up a Virtual Private Network (VPN) Using OpenVPN

How to Set Up a Virtual Private Network (VPN) Using OpenVPN : "Imagine that in your office’s computer, there are lots of interesting files that you have saved. As long as you are in your office, you have access to all of them, but when you go home, you can’t access it. The reason is that although your office computer has internet, it’s behind NAT and therefore you cannot access it directly. This is where a VPN can really be helpful."