3) You can have the right content on your site, but if no one even reads it it is pointless right?

As it reads, a pro-rata share is "equal to the Purchase Price of Participation divided by the Outstanding Principal Balance of the Note."

If anything, I'm able to be a resource for them because I've read the entire book and have access to calculators here on BP to help them run analyses.

I considered sound proofing the ceiling of the unit below but I’m reading articles saying that it can be very pricey and it won’t make a major difference.

Check out the different Forum Categories here as they can answer a lot of questions you have just reading through.

When doing a full due diligence on these companies, I found out that their trustpilot rating was 1 star and read several lawsuits filed against them, by multiple homeowners.

Your interest rate, on a fixed rate loan, should remain unchanged and your mortgage should not be called due.However you should still confirm that this is the case with your lender (and read your mortgage commitment) out of an abundance of caution and because some loans and programs do require a longer seasoning period.

If you are considering buying short term rental properties I suggest reading "Short-term rental Long-term wealth" by Avery Carl. 

Then you can read a more in-depth book like The Book On Rental Property Investing by Brandon Turner or The Unofficial Guide to Real Estate Investing by Spencer Strauss.2.

This allows us to close extremely quickly, which is an important competitive advantage.I don’t know how to read our own tax returns, and I’m certainly not going to read yours.