Would a variance be an exception to this fact basically?

if you are basically buying 100 refrigerators you have negotiating power .  

The fact they are complaining online might be an indication the property manager dealt with them properly so be sure to ask the manager for their side of the story.I hope this basic guide helps.

I have worked in real estate and have a basic working knowledge of the industry, investing, etc., but I bought this book to gain more knowledge to use in my own investments.

Your job as a RN should bring in a pretty good amount of money and it’s basically recession proof.

You are correct - if you want to earn a commission you have to have a license - and technically you are earning your broker a commission and then your broker pays you whatever the agreed upon rate between you and the broker.The concept of saving money on costs while acting as your own agent works, but it may not be as sweet as it sounds.  

Basically I just wondered if there is a standard formula — something similar to the MAO formula that rehabbers use.

I'm basically trying to tap different economic sectors. 

Maybe it's not necessarily that you need to agree or disagree with Grant, but rather that you're able to internalize his concepts and scale it to where you're comfortable as an investor. 

I just think it's about basic fundamentals and not shooting from the hip and I take every opportunity to say it.