So this is a really simple video that shows you how and where to level up fast in Warframe.
What you need:
Kappa Spy Mission on Sedna
For the full guide, check out my post here: https://grindhardsquad.blogspot.com/2017/09/comprehensive-guide-on-how-to-levelrank.html
This channel's purpose is to make the game grind a bit easier for you guys, so you can just enjoy playing your favorite game.