You will be able to read the body language when you ask these questions whether or not this agent is somebody you want to work with or has experience with investors....

In the mind of the greedy and predatory operator, the cheat, the scammer, they believe they hit a home run, many don't even realize they are screwing someone, those that have an ethical bone in their body chose to justify the deal as good business.

The kilz 2 is indeed a joke, cheap and works "ok" as basic primer but does NOT stain block at all, in fact I talked to a kilz rep at one of HD's trade luncheons and he said that you need to use either premium or oil based to kill stains, pretty misleading advertising kilz 2 as stain blocking then saying it wont, you need to spend more money to do that....Kilz 2 sprays ok being thin and at times we will do that for basic primer coverage. ( not stains or fresh drywall )The oil based is phenomenal ( besides the stink ) it covers everything and can also be used to encapsulate smells.

Do I just wait until the day he moves out and subtract from his security deposit any costs that occur due to cigarette smell in the house, if there is any?

A "Special QCD" may describe what is transferred by a grantee, in the body of the text, but then that isn't simply a QCD, you should check with a title plant (insurance office) as to the title/deed to be insured.

It is best to have a local person familar with all of those bodies of law to advise you.  

Although she has never outright hit me, she is constantly dragging me, throwing me, pushing me, knocking me down, shaking me, and leaving bruises and scratches all over my body.

If in a week your "partner does not like the smell of it, offer is canceled.

The worse they look and smell, the less likely anyone will buy it (even at a ridiculously low price).

Its not cheap and it takes some time and effort to get smoke smell out of a unit