What is the easiest way to cut or somehow remove the locks without harming the door?

If they really had an issue with this, I think they could easily exclude non persons (entities) from purchasing properties and the fact that in some circumstances, you could also negotiate the restriction out of the sale does tend to suggest this is not necessarily an absolute.The material question here is whether there is a severe public harm that results from this? 

What is best in California or Virginia may harm you somewhat in TN.Although, generally speaking, most low level investors will do fine with an LLC.  

The two largest things in the Southwest region of Oklahoma are Fort Sill and the Wichita Mountains National Wildlife refuge so my guess is 'no.'

Specifically, we would like to cover the following risks: bodily injury - the tenant tripped and sues us property damage - flood/fire damages the house"tort claims" - negligence of the property manager caused harm, etc.Thanks!

There is no harm in looking at the property.

@Nick C. yes that was what I was thinking but there's no harm in looking for that person :)@Andrew Postell I think I will do that. 

That is fine, no harm in doing a written warning in addition to the verbal.

@Sooyeon Kwon Regarding the first question, there's no harm in trying too early.

It's worth the time to read as much as you can about how to use an ozone machine because they can be harmful to living things if used improperly.