Make sure your site meets the 'above grade' numbers, and 2nd means of egress requirements.So long as you can do the project as per local codes, you must allow each unit to access their own meters/breaker boxes.Hope this helps. 

And if you try to sell it with an old roof, chances are the buyer will want you to give credit or change it.Please make sure these numbers, insurance, tax, rents are actuals.The electrical may have aluminum wiring, which may need to be updated, and some plumbing means none has been done.The value would be can you increase rents when they come due?

@Russell Brazil can probably help.

Making matters more complicated, these Sec. 1031 tax basis calculations are needed before a cost segregation study can be recommended.

I've found that what I value most in regards to real estate investing are the people who know about actual home repair and can approach a sale from that perspective.

Also if you can be specific for finance options.

I haven't heard of those companies but some youtube searching can help add some nuance to the thinking.

But again not every agent can affort to take payments for commish..

I'm looking forward to learning as much as I can as I grow in my experience with real estate investing. 

As such, we decided to include a fairly large island which can comfortably seat 10 people.