I have a set of questions that will help me target what features to focus on in the initial iteration of the product and I'd love your answers.

Have the workmen start with that unit (where you sleep) (and all other non-rented units), then when it's almost done move out and put a renter in and move to another un-rented unit.That way you have  local base of operations and can manage the rehab as well as manage and hire a manager and maintenance for the place, while managing the (one you know better) back home by phone.If you can turn a "Down Unit" into production with a renter living in it, in 20 days, consider yourself to have a good team (unless product shortages are an issue, or permits take forever there.  

After it aged 35 months, we realized we had major construction defects.

You need to organically build these relationships.The desire to have a lender for the downpayment is mentioned a lot because active investors are looking for this sort of product, and the reason there are not companies offering it is because of the amount of risk involved in doing this type of loan, especially in the current economic climate.I just want to explain from a lender's standpoint why this might be above a lender's risk tolerance, so you can possibly find another alternative.

Here is an article: https://www.fha.com/fha_articl...Hopefully you prove me wrong and there is a 5+ unit product!

But I think, it being a Honda S2000, the price might actually go up at some point as it’s rather popular. hasn’t been in production for ten years and prices have remained rather high.

A home warranty won't do much for you on cosmetic defects like kitchen tiling.

We managed to take a $3.5M building and create a cash flowing stabilized product valued at $6.75M today.

Starting with a mortgage calculation based on what loan product I might be using.

It's going to increase the number of arbitrage units, which I think decreases the quality of the product.