Crap. He was going to see what she was doing for sure. Fortunately, it wouldn't be particularly obvious that the gestures she's making are magical; no spontaneous glowing symbols or anything. Without context, it just looks like she's practicing her sign language. Which is still suspicious as hell, but not for the same reasons.

"Sooooo... you're their loss prevention guy, then?" Braon says, leaning on the table with one arm. "That's so interesting." And ironic. She chuckles a little to herself. "Why, I bet you've got some stories to tell, don't you? Lots of people think they can pull one over on you?"