This is minor distinction but I want to make sure I'm calculating this correctly.I know I could add a new row that would hold the total cash flow (eg D4=D1+D3) and use D4 in the IRR calculation instead, but I feel like there should be a cleaner way.

I personally would go a cheaper route and just hire a cleaner from Turnoverbnb and a VA from the Phillipines.

Natural gas burns cleaner than oil and the lifespan of a boiler or furnace is longer for gas than oil.   

Most recently, I've had all three units turn over and have worked remotely with contractors, cleaners, etc. to get the job done. 

@Ben M Cast iron or porcelain on metal tubs dont really stain...the surface can get damaged by abrasive cleaners or have heavy hard water deposits.

What is the best roof cleaner product or product to remove dark stains on a middle aged roof?

Ray Kroc built a whole empire out of realizing he could sell cheap crappy hamburgers as long as the johns in his hamburger joints were cleaner than the next guy's.

If you're leaving a software engineering job to learn how to be a Kirby vacuum cleaner salesman, with thoughts that you'll open your own Kirby business, I'd say don't touch anything and learn to be as frugal as possible.

Cleaners come at noon and use the keys in the lockox and are done by 3pm. 

.  ;-)  I hire a cleaner now, but still....5) They'll think I'm weird for asking to do this.