Even if you go DSCR where they lend to the LLC, they are going to ask for articles of incorporation, EIN assignment letter, operating agreement, and sometimes a certificate of status as well. 

Then got a letter to return the deed and they would refund since the original sale was invalid. 

I only know it was going to be a DSCR loan with them putting about 20% downCan they get a letter from the city saying they're grandfathered in and allowed to rebuild a duplex if it's every destroyed? 

They will require you sign a buyer broker agreement and the realtor will need to sign a Gift letter with the lender. 

I told him I had the returned letter. 

Did you get that letter?

They did, 4 days later in person, and told us that we were in violation; that short term rentals (less than 7 days) were not an allowable use for our zoning designation, CRO (commercial, residential, office) and that we would be receiving a certified letter to cease and desist.

Do have currant registration as well as a Dr. letter stating that they are not pets but register therapy dogs."

I hired a lawyer who wrote a letter and was able to negotiate loss of just 1 month of security deposit vs 3 months of rent that was earlier demanded by property management company.

Tax basis is $215K, we will buy it for $200K with 10% downpayment and 90% seller finance (30 year amortization) with a balloon payment option within 5 years.