You and your dad need to understand the tax and legal implications for each of you and get help structuring this precisely in the way that works best for both of you.

@Jenni VegaYou sound precisely like someone trying to sell their "education".

The title shows the precise space number?? 

Since the range was so wide and I'm not going to be doing it this year, I did not put in the effort to get a more precise figure.But my point of concern with buying a lot and building my own duplex is how to make it cash flow on par with the units I purchase and rehab.

Meth detection is amazingly precise, but the collection is not exact.  

Here is a recent article that precisely answers that question. 

Precisely!

However, most of people who go to places like Cabo, Puerto Vallarta, Playa del Carmen or Tulum precisely don't want to stay in all-inclusive resorts and there are pretty none there, as the lack of space and building regulations don't allow for it; they can only build them out of town.

@James Krahula this has been a fun discussion, thanks for making it happen.Refining your model is great exercise to learn, but at the end of the day you'll just end up with a precisely inaccurate model.I'd argue that even if you do this for 50 years it isn't long term investing.

Our Freedoms are still intact and as Tim said, we're currently making some gains on 2nd Amendment issues precisely because The Chosen One is intent on destroying the country and our way of life.