Originally Posted by bennos

Since the move to T2, the only time it was ever proactively offered to me was when the person in front of me had just been escorted through. It was sort of awkward, as it wasn't really clear the agent wanted to offer it, but I had seen it, so he did. I wouldn't be surprised if they only usually offer it for "VIPs".

That said, I wouldn't go out of my way to do it again.