Search the BP for ADU appraisals to encounter numerous examples.

There have been numerous people on BP talking about how they paid application fees but they could never get their loans closed on any deal brought to the company.

In New Jersey, there are numerous brokerages to chose from, and I highly suggest you do a google search and look into 100% virtual real estate brokerages in New Jersey. 

That is numerator.

Wanted to chime in as I have jumped into numerous courses & attended seminars as well. 

I think it's a gamble for someone 2000 miles away - could do well or badly.  

You have numerous funding options so pick your poison.

For instance, in my private lending, I dont really give a numerical credit score much weight, but I absolutely look at the composition and history of the individual tradelines on a report if the borrower is a smaller outfit, such as a single member LLC or similar solopreneur-type operator.

this is only a good idea if you have reason to believe that the area will be appreciating quickly, which is called speculation and akin to gambling not investing. me personally, I would rather put my money on black than bank on market appreciation. negative cash flow rentals are a time suck and money suck.

The real skill is understanding the variability and risk in each number which is not always numerical or scientific.