Maybe the simple "twist" to incorporate would be to remove the "certified" part as it implies a level of professional training and could falsely be used as a credential.  

Double closing implies that for some period of time you do in fact own the property. 

That implies they have been doing it for a while.  

I asked several of the trainers if they could give me references of people who took the advanced training, applied it and were successful. 

He thought he was smarter than the trainer.  

It seems to me that there is technically a step missing since the method implies you buy the next property using the equity you get from the appreciation you force during the renovation step.

Find every listing that looks like its "owner managed" (implied:  it's a place and area you're interested in). 

I was a Rich Dad trainer for 13 years and three years ago I left Rich Dad and created my own company legacy Unleashed.

As others have implied, it’s completely up to the local building department and government.

Again, consult with your attorney (you MUST have one if you're going to be a landlord, do not cheap out on this) about exactly what that implies.