This article discusses the ways you can maximize the use of your TOR browser and optimize security & speed.
In your article you are saying that people should use VPN and Tor together to ''amplify'' Tor, and I am not sure this is a good idea for everyone.
That is something that is NOT recommended by some security experts, and this is even confirmed on Tor website:
Generally speaking, we don't recommend using a VPN with Tor unless you're an advanced user who knows how to configure both in a way that doesn't compromise your privacy.
https://support.torproject.org/faq/faq-5/