Maybe thats why the smell test doesn't seem right for me with price to rental rate. 

Interview a few & while you are physically living in the unit, "test" the one which you choose to see if they operate in a way that you like.

There was a pretty involved test that you had to take too so find some good study material and study up.  

I will be doing a test of typed and yellow letters and I want an idea of what to expect.  

It was a drug/party house.

I did 28 sessions of radiation and chemotherapy before surgery in hopes of shrinking the tumor to save my sphincter muscles from the tumor, so after all that and 6 weeks of healing I went to meet the specialist for colorectal surgery, he looked at all the tests and scans that was performed before and after treatments, he gave me two options( option 1 was a permanent colostomy which I said I'm not in favor of, what's option 2 i said?

Best bet it to make your offer contingent upon a soil test.

The shared backyard is filled with their junk which the tenants in the other unit complained about.I did a civil and criminal background search on the tenant and he has been evicted twice and has an extensive criminal records including multiple drug charges, break and enters, battery and assault with a weapon.Here is a picture of their backyard treasures:

Electrical equipment must be tested and certified to be legal and acceptable to code.

They strongly recommended removing the tank so that the soil could be tested & cleaned if necessary.The agent for the seller refused to consider this & my agent considered it overkill.