I am sure substance over form arguments could be invoked by the IRS if they wanted to challenge it.

If I personally, as a fact, screwed up and caused somebody harm, then I have to take responsibility for my own stupid actions.

I would be cautious of using rat poison at a property due to liability (harming tenants, pets, etc.).

“Drug-related illegal activity” means the illegal manufacture, sale, distribution, purchase, USE, or possession with intent to manufacture, sell distribute, or USE of a controlled substance (as defined in Section 102 or the Controlled Substance Act (21 U.S.C. 8002) or possession of drug paraphernalia.2.Resident, any member of the resident’s household or guest or other person under the resident’s control shall not engage in any act intended to facilitate illegal activity, including drug-related illegal activity, on or near the said premises.3.Resident or members of the household will not permit the dwelling to be used for, or to facilitate illegal activity, including drug-related illegal activity, regardless of whether the individual engaging in such activity is a member of the household.4.Resident or members of the household will not engage in the manufacture, sale or distribution of illegal drugs at any locations, whether on or near the dwelling unit premises, or otherwise.5.Resident, any members of the resident’s household, or a guest or other person under the resident’s control shall not engage in acts of violence, or threats of violence, including but not limited to the unlawful discharge of firearms, prostitution, criminal street gang activity, intimidation, or any other breach of the housing agreement that the other wise jeopardizes the health safety or welfare of the landlord, his agents, or tenants.6.VIOLATION OF THE ABOVE PROVISIONS SHALL BE A MATERIAL VIOLATION OF THE HOUSING AGREEMENT AND GOOD CAUSE FOR TEMINATION OF TENANCY.

- How to deal with tenants who can't or won't follow a standard work order process- How handle periodic maintenance inspections and if the tenant is causing harm to the unit/causing the issue?

It will make no harm to call one licensed contractor to give you a quote and then learn from them.  

However, if you rent the place right away you'd technically have no harm as a result of the broke.

You cannot ask for higher deposit or pet fee or pet rent, and you cannot ask what their medical condition is, but I don't see any harm in telling them up front that  you have an issue that would be an undue burden on you.

Also if they pose a real not hypothetical risk of harm or damage.

(My prior life entailed working as an Office Manager in a Substance Abuse Agency and Mental Health, so I know a great deal about "enablers)Some of my homes in the Inner City were in some rough neighborhoods.