The ideal asset allocation for someone in your financial position depends on various factors, including your age, risk tolerance, retirement goals, and current lifestyle.

You didn't cause the problem which is a major factor in the premium impact.

Timely payments are one of the largest factors in a credit score and if he hasn't had late payments since then, his score would continuously improve.

Factor in those costs (usually 8-10% of rent) when you're running your numbers.You mentioned the challenge of acting quickly on properties while managing your dental practice.

The most major factor in most markets is affordability.

is there a particular formula that takes all manner of factors, (employment growth, corporation development news, barrier to entry, rental rates, wage growth, etc) into account and spits out an "invest in city X" answer?

This may not seem like a big deal, but it is something that you will need to nail down and factor into your analysis.

MAYBE they adjust that up or down 10% depending on outside factors but they’re not checking the assessed value. 

I do agree with the sentiments from others regarding the experience factor.

We use these factors in this order of importance (feel free to create your own):1) Tenant pool credit score2) Location => Neighborhood3) Property condition & amenitiesClasses are not defined for the SFR industry and are relative to the area.