Prepare for additional costs: If you’re adding units, you’ll likely need to address the water meter situation and possibly upgrade utilities.

I believe Airbnb and Vrbo dont do credit checks is this right?

Credit Score: 

Another possibility could be a home equity line of credit (HELOC), if you have sufficient equity in another propertyGood luck with your project!

Fico while they will look these are not credit score driven loans like those buying rental houses or houses to live in...

I've been in your situation and nothing can prepare you for losing a parent.

A cash out refi should take 2-3 weeks with most lenders, and you should have only an appraisal a credit report fee as upfront costs. 

However, be prepared for limited inventory, higher competition, and possible compromises.

US credit (some lenders may require 1 or 2 credit scores to qualify you).

-Max LTARV is typically 75% -Is a 12-24 Month Interest-only loan with a balloon payment - Minimum credit score is typically 600 -Interest on the Rehab is usually paid per the total drawn amount.