It should cut down on costs and complaints.If the tenant demands upgrades you can't do, I'd give him whatever notice is applicable in the jurisdiction to tell him to go pound sand and find another place to live.

In a landlord friendly state I would tell them to pound sand. 

But I think he meant you may have been being "penny wise and pound foolish".  

If you are trying to save money this is penny wise but pound foolish.

I’m looking for ideas on safety measures that I should consider or ways to eliminate the lingering by unwanted guests.

The old "penny wise, pound foolish" idea.

We're amazed and wonder how you are so lucky, because the few times that we have trusted guests to do something like "bring a 25 pound dog" it ends up being an 80 pound mixed breed dog that barks all of the time.  

Penny wise, pound foolish.

Do the math: 100 car train, each car 100,000 pounds gross weight each.

I feel in my gut that they are trying to sell me an unwanted lien, tho they state that they are helping me get a property because the owner will not fulfill the bankruptcy.