One of our tenants is moving to another of our houses so the wife just bought a new stainless steel range, one of our other tenants cooks in grease 24x7, she got $100 range from Goodwill.

I don't believe for 1 minute that this wasn't a deliberate cover up of a mistake and whomever was doing the books was cooking the books.

You don't have to rent to anyone who is rude to you, or mean to their spouse in front of you, or whose children are out of control screaming up and down stairs, or who smell of pot or cigarettes or who appear high, etc., etc.You also can deny anyone who lies on an application or who doesn't complete it.  

Cigarette butts tossed carelessly in a flower pot or flower bed have been known to cause major building fires.

Growing pot?

She poured cooking oil on the carpet, pulled the bathroom mirror off the wall, I'm not sure what she did to the bathroom sink but it may need to be replaced.

I have a pair of tenants that are known by all tenants as the drug/pot dealers but no one is willing to testify.Before they moved in, I checked their background and they had nothing bad.

Tacoma) and there are no holes in the walls or floors, cooking stove works, refrig cools, windows open and close, heat work and there are smoke and CO detectors and you should be fine. 

Tell them that you are concerned because the trash is not disposed of, but placed on the property in a manner that the children can get into it and that there is so much pot smoking in the unit that it is very noticeable. 

. :(  house goes to pot and then some investor or wholesaler picks it up and the cycle repeats.. these properties in my mind for the good of the community should ONLY be owned by locals who know the score know how to run them.