All you need are local vendors you know...with texting and internet, and good tenants.  

The flaw in velocity banking is how guru present it on the internet.

Then you can determine if you made a profit, loss or broke even.Determining your sales price can only be determined by the market. 

Analyze the property and determine what price you are willing to pay, then offer that amount.

Key items to rehab on the second home to bring the property value up for the refi, determining which lenders/servicing companies will be favorable, Identifying good properties to invest in altogether.

You need to learn how to analyze property and determine if they are a good investment.Here's a guide that describes how to analyze a property.https://www.biggerpockets.com/blog/rental-property-cash-flow...

If you determine that the numbers look good, make sure to check other sites to see if the comparable property is on multiple sites that may add to the numbers.  

My other SFR notes have interest rates determined by the borrower's cash, credit score and income - so market rates or higher.I understand the difference in performing vs non-performing notes and that performing can become non-performing pretty easily. 

The two things that will determine the listing when you go to list for your specific house, it is price and condition.

Be sure to weigh the pros and cons, and consult with your lender or financial advisor to determine if recasting aligns with your financial goals.