Also, Keep in mind that affecting your tenants behaviors may be able to solve this for you.

Go for it Arnie, you never know what you might find.This deal may have something fishy, however, investor behavior and psychology is imperfect, and lots of valuable deals pass by because of some of the reasons that you mentioned. 

It is irrational behavior to us, but the average person doesn't want to have to worry about replacing an HVAC system or reroofing a house.

That someone is a licensed real estate professional is by no means a guarantee of ethical behavior, but again, having a license regime documents standards of behavior that will get bad actors out of the way.  

And it goes against my principles to pay "bribe" and encourage bad behavior.

They called the health dept after they harassed one of my workers and she refused to finish to come back because of her and her husbands behavior so it took longer to finish. 

The law exists to protect the public from predatory behavior, not to prevent them from voicing their experience or opinion.The Virginia Supreme Court defines the "practice of law" as: One is deemed to be practicing law whenever.(1) One undertakes for compensation, direct or indirect, to advise another not his regular employer, in any matter involving the application of legal principles to facts or purposes or desires.(2) One, other than as a regular employee acting for his employer, undertakes, with or without compensation, to prepare for another legal instruments of any character, other than notices or contract incident to regular course of conducting a licensed business(3) One undertakes, with or without compensation, to represent the interest of another before [a tribunal, as hereinafter defined in UPC 1-1,] otherwise than in the presentation of facts, figures, or factual conclusions, as distinguished from legal conclusions, by an employee regularly Ö employed on a salary basis, or by one specially employed as an expert in respect to such facts and figures when such presentation by such employee or expert does not involve the examination of witnesses or preparation of pleadings.Virginia UPL Opinion 48. http://www.vsb.org/site/regulation/virginia-upl-opinion-48So, don't advise people on the law for money, don't prepare legal documents and don't attempt to represent people in courts or tribunals in Virginia without a license and you're not breaking any laws.Indeed, the very purpose of this community is to advise each other.

Three were on our target list to evict due to their behavior and one was paying no rent whatsoever (previous owner's daughter) so they were going to have to leave anyway.Increasing rents is a non-emotional issue.

You certainly don't want to speak loudly but not so softly spoken that it's hard to communicate and your speech needs to be with confidence.Frankly, all of this is learned behavior (notwithstanding medical issues), so practice!

He always is concerned with vindictive behavior like pouring concrete down the toilets, stealing appliances etc.