And prior to that, it likely took her hours to research this specific topic, and years to get to the level where she can answer without having to read the reference book.

This is not 100% financing...I am referring to NO CASH, no cross collateral, NO MONEY DOWN.

I think you are on the right track comparing options - however I would note that there isn't really a differentiation between "DCSR" and "ARM" - there are a lot of 5 Year ARM options for DSCR Loans so theres overlap - maybe you are referring to a true 5-year balloon bank/credit union type loan?

(I am referring to Illinois Series LLC).(1) Do I need separate EIN number and separate bank accounts for each Series in IL OR I can have only one EIN for master and one bank account? 

Require them to have a landlord reference with the pet.

@Abdi Muya - I'm not sure if you're reference a real estate broker or a mortgage broker. 

Brown RentRedi tries to enhance the DIY management options.It is NOT a replacement for a PMC.Recommend exploring as many sources as possible to get referrals AND cross-reference them to get as much accurate information as possible.Check out NARPM.com, BP’s Property Manager Finder (BiggerPockets: The Real Estate Investing Social Network), etc.Also, encourage you to learn from the mistakes of others - by reading posts here on BiggerPockets about owners not having their expectations met by their current Property Management Company.

I'd refer them to petscreening.com and let them sort out the ESA letter.

Review other similar listings, cross reference pricing.

I have the court documents if you need them for reference.