I never run a check until and unless all the other elements of my screening check out. 

The elements that make a contract a binding contract are pretty simple.

Unfortunately the pictures are good enough for any law enforcement.The neighbors are just helping to inform us of who is at our house, and make sure that we keep the criminal element out of the neighborhood.

That is an element of the transaction that is within my control.  

If you are a principle in the transaction you can use whatever form you want as long as it contains the elements necessary to make a valid contract in your state.  

From my understanding, disclosure is the key element here.

You can use the EPA website and punch in the address to see if there are any known environmental issues.

Plus arch fee of 8k to custom design the home we had tight environmental set backs ..

I would add one other element which is that vacancy rates and moving numbers typically are worse in colder weather but the difference is typically proportional to the average.This can be not so big a deal in a good area, but a very big deal in a worse one. e.g.

Assess these elements: price, location, condition, exposure.