Your offer, contract, and assignment, documents are the most important documents, as they are the bases for all rights and responsibilities.

Since there is even less documentation to look at/review with this, pricing is a bit higher than your typical DSCR LTR/STR product, however, there are numerous ways you can structure the deal to make certain the #'s work for you.

This will strengthen your documentation and will have basis if you are ever challenged by IRS.

This can get pretty complex, pretty quickly, so just keep that piece in check for audit documentation and make sure you have good records on all of it.

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

These are not typically smooth because even when you meet all their guidelines the lender's investor will usually require more documentation.

Plus we have several other documents from WLB like non-standard lease provisions, rules and regs etc we use as well, so it adds up. 

It is a full documentation loan.

For your hearing, it might be best to gather all documentation showing your efforts to address the issues, including your communication with the contractor and the steps you've taken since.

Because they have to make their distributions, they have to do the tax documents (k-1) and other costs for the cap table etc.