Maybe it was my stubbornness, or maybe it was my skill. 

You may only need to use them in the stubborn areas.Also, if the floor is a large area such as a 2 car garage and or has any cracks, you'll want to put down an isolation membrane first. this will keep the cracks from telegraphing through your tile.

Now as a military member myself I know we can be stubborn and hardheaded.

I am not even sure if I get to the court as I am living out of state and I doubt if I can sue them for their stubbornness in doing stupid things.

I would try goof-off if its really stubborn, if it is stained wood I would look at some wood cleaners/ and possibly sand and refinish portion to match depending on area and quality of unit.Also give TSP a try.

You are stubborn, deviant, haters, lazy!

She is very stubborn and really whats something she can call her own.

Thanks as stubborn as I am.

Okay, maybe, but not that great.So since you asked for help, I'm going to offer my stubborn, ornery little rule, borne of hard personal experience. 

Older people are more stubborn & if they've been living in the property that long, they're probably going to die owning that house.