Once those repairs are confirmed, take the total cost and divide it by 12.

In your accounting divide expenses into Direct Variable, Indirect Variable, and Overhead.  

For post-closing liquidity for lender requirements, we found that any money held in "joint" accounts were divided in half as for meeting the liquidity requirements.For the syndication, we raised $1.785m from 28 investors for the syndication.  

The expense ratio is the total operating expenses (same ones you use to arrive at NOI) divided by the GOI. 

I can't look at apartment investing at the same time as STRs in vacation markets and divide my limited brain capacity equally. 

You divide total days rented over total number of bookings.

What we would do is figure out the amount between actual and market rent, divide it in half, and raise rent to that.  

I do count hours spent at job sites, hours spent here on BP, hours spent getting and contracting deals and selling deals.I too also have other ventures going and a family so my time each week is divided between all of that.I am a control freak, or better explained "want a job done right, do it yourself" so I have yet to hire that assistant to date, but plan on it very soon.

As long as you divide it into classes.  

We all contribute to a pot of advertising and leads are divided out throughout the month based on the amount af advertising your spending.