This is the main topic I am referring to, as most of the transmission projects are already being researched.

My friend and I have a brokerage and we all sell houses to clients but our main focus is personal investments and building multifamily at the moment.

One of the main scenarios where it does in fact make sense is your example - it might be negatively cash flowing in year 1 - but start cash flowing positively in years 2, 3 and then down the road years 5, 6, 7 (all the way to 30 is technically possible if no refi or sale) the DSCR can explode quite a bit higherAlso sharing links here to 11 articles published here on BiggerPockets all about DSCR Loans, hope these help as well!

The main downside is the loan limits for a house with ADU match a single family, not those of a duplex (which is higher).

Quote from @Travis Main: Hey Willis, In my experience, kitchen renovations tend to bring the highest ROI in fix-and-flip projects.

I get the main backing up but never one toilet.

We spent an equal amount remodeling the main house and that included a new roof! 

The main reason I kept a PM was in the case of eviction I didn't want to have to handle it myself. 

What has been the main contributor to your success in OH if you don't mind me asking?

I still use it today and might start using it again for my main CRM.Admittedly though, it's a bit clunky for a CRM and could be a lot smoother.I will be re-pricing the direct mail value soon.