We don’t know any PMCs to recommend in the area mentioned, but since selecting the wrong PMC is usually more harmful than selecting a bad tenant, you might want to read our series about “How to Screen a PMC Better than a Tenant”:https://www.biggerpockets.com/member-blogs/3094/91877-how-to-screen-a-pmc-better-than-a-tenant-part-1-services-and-processesWe recommend you get management contracts from several PMCs and compare the services they cover and, more importantly, what they each DO NOT cover.

The tenant was doing just that with no problems until about a week ago the landlord got a call from the state police that there was suspected drug manufacturing and trafficking of a controlled substance.

Its always seems like as soon as you do phase 1 they find something that makes you jump up to the next phase so just be ready to pay more money.I have done a couple of these and I think they are a huge waste of money, but the lender I used required it.One them they said a liquid substance was on the parking lot and unable to determine what it is so they required more money and then when they returned it ended up being a dried up puddle of water. 10k later to tell me its water.Second one I did was by a railroad track and they made me go the full blown process because they found some coal on the property.  10k later they said it could be coal that fell of a passing railroad car. 

I've spoken about the rental with one of our brokerage partners and there's no concern there; I'm a "no loose ends" kind of person, however, and would prefer to have something in writing should anything come up.Let me ask it a slightly different way--is there any harm in adding a liability limiting disclosure regarding my agency and brokerage to the lease packet?

Since they have a dog, I'm worried if the ant traps could harm it. 

The great deal here is that if the market has gone down or is stagnant you just walk away and the owner gets the property back no harm no foul.

Remember, there isn't any harm to put in any offer if it includes 7-10 days of due diligence. 

If you are in a W2 you do not like, you are likely doing harm to your mindset.

Substance still rules over form so it is good to be explicit.

DEFECTS: Seller warrants subject property to be free from hazardous substances and from violation of any zoning, environmental, building, health or other governmental codes or ordinances.