The point of the sign has 2 reasons. Reason 1: She is available to use for everyone.
Reason 2: She doesn’t have a right to say no.
You don’t need a sign when you’re spread open and leashed to the wall.
You don’t get it more obvious than in this pic. She’s just a cumdumpster.
yank her piss-filled hair back until her face scrunches up in pain while you plungefuck her asshole