The more we can learn about them, the better chance we'll have of protecting our investment.

A well written management contract should clearly spell out what is expected of both the PMC and the owner, to PROTECT both and avoid misunderstandings.

And this really bothers me because I thought I could be the one to make my family wealthy, but my parents can't seem to see eye-to-eye with me and they'll distrust me even further. 

If piti is $1100 and rents range from $1000 to $1200, conservative underwriting would use the lower of the rent range, we have $1100 rent - $1000 PITI - $120 PM  - $50 (vacancy) - $300 maintenance/cap ex - $50 misc (tax man, asset protection, book keeping, utilities that are not tenant responsibility such as for a slab leak, etc) is about negative $420/month. 

The sponsors’ goals included “protecting naturally occurring affordable housing” from teardowns, decreasing “gentrification” and lowering property taxes for homeowners.

It might not need a full replacement if it's still doing its job—keeping the rain out and protecting the structure.

Those guest protection policies for most other channel managers are simply priced as a flat rate <$100 per stay insurance policy.

That should attract a savvy renter that performs well because they want to protect their credit or the large deposit.

But now I need to make another post to protect other lenders etc.

It would also be advisable to discuss this with an SEC attorney for both personal protection, and hopefully the sponsors are doing the same to make sure they aren't getting in trouble.The conservative answer is: be a broker-dealer and you are in the clear.