I would look at it x invested vs x equity gained but you could look at the cost of capital vs cashflow.

The sooner you do, the more equity you can gain. 

The area has grown immensely since the addition of Space X in Brownsville TX.

Value add off market is your best play for big gains in an over inflated market.

Please feel free to message me if you want any additional information. 

We also have a local ministry school that draws a few thousand students of various ages, from around the world; and no dorms, so investors have bought up much of the housing for renting room space, in addition to the airbnb properties!

Do they provide a Perpetual Cost Segregation Evergreen Annual Review to find annual expenses from dispositions, additions, favorable changes in tax laws?

In most cases, you will likely never see the equity convert to a realized gain and 2-3 years of cash flow will be eaten up by one major capital improvement event because the entry level SF homes struggle to absorb the cost of the repair.

In addition to grouping showings and verifying appointments, our other biggest improvement was pre-screening questions.

If the water bill is $100 a month, increase the price by 20% (or whatever you decide is fair) to compensate you for the time required to split and bill and to cover additional use when tenants squander the utility.