Thats why you have engineers and architects.From your other posts, are you trying to use this Al section in lieu of a wood gluelaminate piece? 

You can pencil out every last detail for every piece if you are that detail oriented.

Just a piece of advice if you do elect to pull some cash out is to stay at 60% loan to value. 60% loan to value for most products will get you the best combo of rates/costs on the loan. 

If it's an old wood window that can't be replaced or blocked super easily, you could always go down to the studs from the inside, put a piece of treated plywood (painted black) over the window itself, and screw that into place so that it's flush with the studs.  

A property manager can make or break a good investment and is one of the most important pieces going forward in investing.

Talking with a lender he told me its not possible to apply for a DSCR if I don’t already own a piece of real estate..is it true?

Now all hope is not lost, what you could do is bring on a co-gp in the US to partner with where you bring the money and some analyst experience and they bring the other piece of the puzzle that you are missing.

Seller finance deals work when one of the following situations is present1- property can’t be financed with institutional financing usually because property is vacant (commercial property) or in bad condition2- seller will only accept an above market price for the property and by offering seller financing opens the universe of potential buyers to include people who wouldn’t qualify for financing3- seller is able to obtain a “piece of the action” from a buyer rehabbing the property and hence ultimately obtain a higher price.4- the seller has an existing low interest rate mortgage and wants to “wrap” the existing mortgage into a seller financed higher rate mortgage and pocket the differential 5- property is an investment property, seller has a low basis in the property because of depreciation, and wants to spread out the taxes due.Are you thinking of trying to purchase with 100% seller financing, or are you able to /willing to offer a down payment of say 10-20% .  

Zillow is one piece of that funnel.

Hello friends,I've identified a piece of land in New York.