There are obviously attribution rules for these purposes.The "control test" is met for the "majority" of the tax year.The businesses share the same tax year.None of the businesses may be SSTBs [Specified Service Trade or Business].The businesses to be aggregated much satisfy two of the following three factors: They must provide products or services that are the same or customarily offered together;They must share facilities or significant centralized business elements, such as personnel, accounting, legal, manufacturing, purchasing, human resources, or information technology resources; orThe businesses are operated in coordination with, or reliance upon, one or more of the businesses in the aggregated group."

.• Salary• Wages• Tips• Professional fees• Commissions• Bonuses received as a result of working or performing services• Taxable alimony received under a divorce decree or separate maintenance agreement• Nontaxable combat pay to combat zone personnel• Differential wage payments (wages paid by employers for employees who are on military active duty)• Certain net earnings from self-employment (after deducting one-half of self-employment taxes and retirement plan contributions)You have until October 15, 2018 to remove the  2017 excess Roth IRA contribution.You have until October 15, 2019 to remove the 2018 excess contribution, but I would remove it prior since you know about it now. 

I have four properties including personnel home.

BS degree from University of South Alabama in business management, specializing in personnel mgt.  

And this is NOT just any medical personnel either. 

You can appeal to ODU students, faculty and military personnel (Naval Station Norfolk is only a few miles down the road.

Also consider the liability side - if someone has a medical emergency while they're at your property, how can emergency personnel reach them?  

Lowering somebody's credit limit has the same negative effect on their credit scores as someone who goes on a credit-buying spree because it pushes their debt-to-credit-availability up over 20-30%.Bank personnel do no run DU, so I don't get your point.

I spent 3 months commuting to Austin from Houston 3 days a week working closely with the senior personnel.

(That's what you get with modern bank personnel).