This property is a former auto shop, however, he has no intention of using it as a commercial space to sell services or products.

I can advise you on a proven company https://www.grandamericanmovers.com/ himself personally used their services when he and his wife moved.

Service the AC as others have suggested, Visit the house and see how cold they keep it.

I take it if it was a primary residence, it would still be entirely fully deductible mortgage interest when you put it back into service, yes?

Property may be subject to leasehold interests or other rights or claims of various tenants or other occupants, and Buyer may be subject to the United States Service Members Civil Relief Act, or other federal, state or local law, as applicable.

The value from airbnb isn't in the real estate (unless you convert the structure to a hotel).....airbnb is a business in and of itself and it's 100% geared toward customer service and experience.

My immediate goal is to begin my management business by offering basic services to "Mom & Pop" Landlords that currently hold small-medium sized multi-family rentals.

Another great resource in Wilmington is SCORE, it's a free mentoring service that helps entrepreneurs get their business started.

As a result, we place a lot of focus on customer service (investor relations), communication and reporting. 

. - the main occupations are manufacturing and labor, sales and service jobs