would hurt anything would be it might decrease the number of types of debt you have but I’d just be happier to have less debt and work on building up your credit score in other more positive ways like paying off some credit cards if you have balances on any of them.

I'm for paying when you want to learn.

The person does pay her back and she did report the interest income. 

Averaging homeowners about $4,727 and recovering about 189% when you sell, not only will this project pay for itself, but it will seriously improve your curb appeal.Stone veneerAdding a stone veneer yields a high return when you sell your home .

So unless they really need to sell and they believe they wont incur further costs getting you to pay or taking the property back when you don’t.

There are times to pay down debt, but certainly not while you are trying to grow. 

Background context:I have a 805 credit score, low DTI and attempting to secure the lowest cash out refi to pay off a debt ($50k).

The roofer gets up on the roof and finds wind damage , and then the homeowner files a claim and the insurance company pays for a new roof less the deductable .Then after they pay for a new roof , you drop them and get another insurance company . 

Wouldn't all the cashflow go towards paying back my private capital lender?

They might even not pay if it is found out that you have been STRing the place and have a claim NOT related to guests.Ask your agent for quotes on STR insurance.