I find it hilarious
that she does not have the mental capacity to realize she could simply switch to 2x2 signs... Or if she wanted to really thumb her nose at them, put up like eight 2x2 signs with small gaps between them.
Edited to add:
Also, she is going to accrue fines of $100 to $1,000 a day, and since she's publicly acknowledged that she knows the law and intends to break it, I have to imagine that it's going to be on the high end. She'd be into six figure territory by the end of the year at $1K/day.