The lenders we have spoken to will only finance as a personal residence.

I want to use Bigger Pockets products (or others like it), but it seems they don't provide coverage for PR, which is a shame.

There are schools all over, including Wilmington for sure. https://dpr.delaware.gov/ has all the details on schools and requirements, typically the schooling can be done online and then the test is done in person at a testing center. 

Before I make a purchase, I want to make sure I'm choosing the right product.

B is going through an eviction) The realtor said the main issue is whoever did the initial renovations cut a lot of corners and it shows when you go to the property, it looks perfect in pictures but in person not so much.

Personally, I've been investing more than 50 years and never looked at the demographics for a neighborhood one time because I always felt that you need more personal knowledge about the neighborhood e.g. whether it is blue-collar working people, whether it infested with gangbangers, what the ability to increase rents is, etc. and the only way to get a good feeling and understanding is to personally visit the neighborhoods in the daytime, evenings and on weekends because weekends and nighttime is when the bad people come out like cockroaches.

Personal liquidity and some "dry powder"2,500,000 - Quicker Return Investments.

Also it depends if you hire a company or if you are hiring a person and paying them hourly - the hourly cleaner will be cheaper, but there's more management involved on your side.I pay $120 per turn for a 2br condo.

Go to the City in person with pictures and see who can help you get this taken care of.

As that will at least help folks that you reach out to know that you are a real person, with a picture and professional bio.