But I also keep $10k total in my account at all times for my 6 properties, which can typically handle anything in the soon to medium term and let me build back up for the next.  

For the South Florida market, extrapolating that past data to the near-term and medium-term future is likely going to be very, very wrong.

  #4   Width of the building is a huge indicator of resale value in Bedstuy.   

Look at the following indicators over a 10-15 year period to understand trends: population, job growth, job diversity, income growth, median (not medium) home price, crime rates, and vacancy rates. 

Medium term renting out of the 1/1 apartment at 1200/monthLong term renting out the 2/1 at 1900/monthPITI = $2455 Additional predicted monthly expenses and predicted vacancy: $310/monthCash flow per month = $335Cash Down: $8700Investment to furnish garage apartment for medium term renting: $4500Cash on cash ROI = 30.5%Renters secured on both the day after closing to move in on 4/1.What made you interested in investing in this type of deal?

Just like any profession, there are people providing the services at a very low rate, a medium rate, a high rate. 

Do you want to do flips, buy and hold rentals, single families, small-medium-large multifamilies? 

You must also have a minimum of a width or length of the room not less then 7 feet.  

This is blatantly obvious to me after moving from smaller projects to these medium (10-50 unit) MFR developments - you need to fill at least five roles:1.

We operated our condos as medium-term furnished rentals for traveling nurse types.