I do have sufficient cash of our own in our bank accounts to show we could cover the mortgage for ~6 months if it was unrented.  

For multifamily investments, using the LLC name is typically sufficient for legal and banking purposes, as advised by your CPA and banker.A DBA may be useful if you want a separate brand or manage multiple properties under different names, but it’s not required for most investors.

In fact, AirDNA is so accurate that many lenders will now accept a AirDNA estimate (for non-declining markets) as evidence of sufficient qualifying income on many DSCR (Debt Service Coverage Ratio) loans and mortgages.

If you use the $14,000, will that leave you without sufficient reserves if the AirBnb thing doesn't pan out?

However, those reserves are often most needed in the first year and not having sufficient reserves can put a deal in a bad position and that's where additional risk is created. 

I've got to go take care of some HUD tenants James, sorry I didn't answer the question to your satisfaction, I can imagine that must be frustrating for you to think that I have to do something to the level in which you require in order to be sufficient.

Ultimately, a few tenants will benefit and the vast majority of them will be hurt.

One of the key features of the FHA loan was the Self-Sufficiency Test, which helped keep prices in check.

The interesting thing about these lists is the vast difference in each STR data company's numbers. 

Some inspectors may eyeball the work performed and feel it is sufficient to sign off and yet others will ask you to open up the walls to ensure everything was done to code.