If the proper reports and documentation are not completed, you run the risk of failing an IRS audit and the cost segregation not being honored.

Moving and buying your first piece of real estate is a lot in the next year!

My endgame is to end up with $300k/yr in post-mortgage income in 20 years based on investments I make now followed by continued investments over the next 10-15 years own.

Most lending is based on cashflow, not the 2% rule (although still a good rule of thumb for some types of investments), might have the most help from the group if you provided some of those details here just so it'd be easier for us to help you best. 

For example:Second, under their "About us" link, click on "Management" and you'll see a "Meet the Team" page where there's the following photo/info for this James LaPushner fellow you mentioned (which says he was born in New Zealand):However, if you do a reverse Google image search on this photo, you'll find that it's posted on several other sites, including this one: https://planetaseminarov.ru/people/konstantin-baksht.htmlHere's a photo of him from this page:This page is written in Russian, but if you translate it, it says his name is Konstantin Baksht, he lives in Moscow Russia, and he is the owner and CEO of the international consulting company Baksht Consulting Group. 

Overall, your next actional step should be attending local REI meet-ups.

Are there any caps on pass-through expenses?

The reality is the opposite - if it's not in writing then the PMC doesn't have to provide the service or can charge extra for it!

Next, and again my current experience is in a different industry but one that's a highly dependent on Google reviews and ratings, I've found that there's always a break-even point where "paying someone off" doesn't provide enough of a return on the payoff. 

Is the same thing happening in the neighbor's homes?