We have about 100 BRRRR examples and case studies we share with clients. 

Study landlord basics, especially on what to include in your lease (going forward you will ALWAYS have a written lease).(2.5 Learn from mistakes and don't repeat them.)

If you haven't done so, you may want to get an estimate for a cost segregation study on these units.

Study disqualified parties and prohibited transactions.  

Purchase Another Investment Property and Utilize a Cost Segregation Study:When you reinvest in a new investment property, you can perform a cost segregation study to accelerate depreciation.

@Brad Herb - one thing to watch when investing in a syndication with an SDIRA is the highly trumpeted ROI in early years via a cost segregation study and the accelerated depreciation it creates...which you'll not be able to take advantage of via a SDIRA.

I recommend you really study your market to determine the appropriate rent rate, then market yours 5-10% below the competition for a six-month lease.

It takes a lot of training and continuous study to stay on top of tax law, especially with all the changes in real estate tax rules.

The feasibility study happens here before any filings occur with NYC DOB. 

Study the market.