Since I do buy and hold, I'm hoping that day is very very far away.Never discount the power of multiple streams of income. 

He invests in multiple vehicles for diversified streams of income.

This artificially inflates the pro forma because rent implies a stream of income forever and a note is not the same thing.

And, risk adjusting all these numbers, at the end of the day, what's the NPV of the income stream?  

I like "Income Stream Manager" the best.Here's the article I wrote about it.I also like "Housing Services Agent" That helps be brainstorm for money making ideas.

We are leaning heavily towards paying these down as quick as possible to have a cash flow stream at retirement time.We are also buying 2 other properties in our SDIRA/SOLO401K accounts, and for those we need to go Non-Recourse lending. 40% down, 20 lock/amortization at about 5.5%. 

Well their idea of a "drip" and my idea of a "stream".... coupled with the fact that they felt each faucet had to have it to be safe.

Arguably, comparing historical income streams would be more valuable, but I'll leave that for someone else or maybe I'll post later. 

With raw land, there's no income stream and you'll have holding costs/property taxes.

I pretty much agree with @Patrick Desjardines ratings. realize though, that they won't have much educational content since that is a revenue stream for them.