That would be best option as a traditional bank wouldn’t do this I read that I can assume the existing mortgage.

Having said that, we also have many clients we use our systems and processes for crypto funds, buying existing businesses, funding startups, hedge funds, venture capital, and even non-profits.  

Even if such a loan existed (which I doubt), once Vincent self funds all improvement costs, finance charges, carrying costs etc., I doubt he's any better off.

I simply don't understand the point of SubTo when there is a many generations old existing legal instrument readily available for use.  

I managed STR with my sister twenty years ago before Airbnb existed.

Requires some pre-planning if the ceiling height exists. 

There are occasionally opportunities for grandfathering if there is evidence of legally established conversions that were done previously, but no permit records exist to show it was done. 

However, before deciding on a DSCR loan, it’s important to analyze your existing first mortgages—including their rates and the current loan-to-value (LTV).

There are a lot of other issues, but for you as the owner, the main one is usually do you have to have the current tenants out to build (no income) on to the existing property or are you going to do a knockdown new build?

I agree.. just look at any large mid west or rust belt metro.. there is a ton of houses avaliable the question though will folks buy in certain neighborhoods where inventory is readily avaliable you can buy existing in many of these markets for far less than new builds.. so to me its really a neighborhood issue  a school issue a crime issue etc etc..