From my perspective, they've documented that they are in violation of Colorado law by defining this "fee" as the equivalent of "three months' rent."

I'm assuming you would get all the same documents required by a lender. 

You should consult an attorney or CPA for your specific situation.ANONYMITY: When you create the LLC, your name is recorded on the documents and published on the Secretary of State's website for all to see.

And we have documentation as well as elated clients that will attest to those rents as well.

Your offer to purchase should include a requirement that the Seller provide all documentation and agree to sign an estoppel certificate (also called an estoppel form or agreement).

. $100 for a lease and several other documents, written by investors and attorney approved for your state.

What documentation should  I request?

I'm really interested in foreclosure/ pre-foreclosure purchases and have been studying on how to read court documents, title searches, and I have been watching the auctions daily.

You would use step 1 and step 2A from this form to come up with your income:  https://content.enactmi.com/documents/calculators/Form1038.C...3) It was mentioned above to use DSCR for the next property but DSCR loans are ONLY for non-owner occupied so that is not an option for a primary.  

What documents do they require, what credit scores do they allow, how do they verify previous rental history, etc.?