Run the comps to see if you would profit from the sale, keeping in mind that you should qualify for nontaxable capital gains.

if the answer is no.. then please keep in mind this will be next to impossible for you go get unless your financially strong enough to walk in the local bank and borrow from them. no HML is going to loan that kind of money on new construction for someone with no track record.UNLESS you put in a huge amount of cash.. up front. so were We see all these folks getting scammed is they don't realize they really don't qualify for financing.. there is some notion running around that HML are just equity lenders they are not.. they are experience lenders IE how many have you done.. first time borrower VERY short leash. so you have the scammers saying no problem  the bigger the loan the bigger up front fee they hit you with and never fund.If you have the ability to go on American Greed website.. look up the episode on Remington financial.. they were the mother of the pump and dump Due diligence scams.. 

I don't think a Seagrams 7 qualifies as a bourbon or scotch, barely even a whiskey........ :-)

Now 5 years from now , you get married and want to buy a house , you will have a hard time qualifying , because you still have a mortgage in your name .Dont do it . 

I highly recommend a well-qualified REALTOR who works with investors and knows how to help you best.7.

It will sit on their credit and prevent them from qualifying for a loan or taking advantage of another landlord.

I would recommend talking to a Qualified Intermediary for specific advice.

>9) adding two ADUs to a duplexBy the rules, adding 2 ADUs does not qualify for conventional financing (look at the rules).  

With that, based on your numbers, I think you should go for a HELOC and I think you should easily qualify for up to $700K as HELOC limit.

DSCR loan is qualified primarily on the cashflow of the asset.