Sometimes I supply materials and the electrician doesn’t use them because they’re half-doing the work.

Also there are usually materials at the site waiting to be installed or in transit.   

Building in Hawaii can take a year or more mostly because of permitting and sometimes materials are hard to get quickly. 

I believe that we can prove that we materially participate in the property and rent the airbnb for less than 7 days on average; however, deeming this a residential property or non-residential is making my head spin a bit.Obviously there is a pretty large chunk of change on the line here so I'm hoping to find out how to manage this appropriately.

It would be a fraction of the cost of the materials to rebuild your property, but it wouldn't cover all of the materials.  

“For Borrowers with gaps in employment of six months or more (an extended absence), the Mortgagee may consider the Borrower’s current income as Effective Income if it can verify and document that…the Borrower has been employed in the current job for at least six months at the time of case number assignment; and…a two year work history prior to the absence from employment using standard or alternative employment verification.”In summary: if first option doesn't work, see if you can go back before basketball to have your employer complete a Verification of Employment (VOE) for the lender - or round up old W2's (the lender will still want a VOE).

I may not be understanding the materials I'm reading or the videos I'm watching but it seems like the owed amount is the open amount in judicial states.

Budgeting, Shopping for materials and, contacts with vendors. 3.

-Some unsophisticated investors use different kinds of materials for different units.

Or a market near hospitals to capture traveling nurses.Or another purchase alternative is another Single Family Home or even Townhouse near a college and you can do a rent by room, depending on local tenants laws.I am personally investing in Garden City for a STR.Those are just my ideas…