I... I don't do this anymore. I've found myself overburdened with support calls when the tech I've configured invariable breaks. Whether it's weeks or months later. Even if what I've configured isn't the culprit, I'm still on the hook. This is actually one of the reasons why I recommend Apple products to the least tech-saavy in my circles. Just so I can direct them to Apple Support later on...
This led to what was probably one of the dumbest things I've ever done.
Wanting to be nice, I fixed a new neighbor's computer. I then fixed another, and another, and it kept going. For an area with so little population, I was shocked by the numbers.
The good news is that this drove me back to Linux. Now, I can truthfully tell them that I don't use their OS and am not qualified to fix their problem.
Still, don't fix someone's computer. Certainly don't do it for free.
A couple situations where it will help you: The justice department issues a subpoena for your IP address because you visited a website about a protest, your ISP wants to sell your internet history to the highest bidder.
I am fully cognizant that we need to be working on NN at a collective level but individual protection is incredibly important in 2017.
Edit: To answer the comment below that I cannot reply to -- I am the VPN provider and I wouldn't do me like that.
There is a great and easy to follow tutorial from DigitalOcean here: digitalocean.com/community/tutorials/how-to-set-up-an-openvpn-server-on-ubuntu-16-04.
Edit: It seems as though this post is rubbing people the wrong way. I'm sorry to anyone offended by this post, that was not my intent. In my mind, one can simultaneously watch out for their own safety online and advocate for sensible internet policy.