The roofer gave me a invoice with high level bill of material, and a statement that it has 2 years of warranty and brand name of the shingles.It does not say brand name warranty or model or batch number etc. 

They'll be your guide through the process and you'll have no issues.And since we're talking international here's a big shout out to @CoffeeSlutGuam - the most uniquely named coffee bar on the Island of Guam. 

He analyzes the data regularly and names the best locations to invest.

There are very few sellers of notes right now, so who are you buying and selling too.You are going to be sadly dissappointed and realize after 3-6 months you probably wasted your money.Your best bet is to join some groups on FB or elsewhere and start to learn that way.Let me ask you this question: Have you spoken to any note investor out there to ask them about the environment today to actually get into notes? 

I've heard this company on several podcasts and toured by some big names, but the big names never mentioned that they have done of their own money invested in the funds

Networking and doing as much research (reading, etc) before starting are you best bets. 

I bet Baby Shark would be an especially annoying song. 

Appraiser, willing to put your name behind that call?

Hi BP Mortgage pro's,theoretical scenario: a doctors loan was used to buy a primary residence rental portfolio piece, while talking with the loan officer @ big bank name about how it would be used as a rental portfolio piece after eventually moving out. 

Ask him for an introduction to (or at least the name of) of a similar builder they've lent money to in the last year.