"Shame, but I understand. A ladder, though..."

She looks around. There is a supply closet here, for the bathrooms. Normally, they are locked. As this one is.

She raises an eyebrow, notes the brand and make of the lock, puts her ear against the door, rattles the handle a second time. She nods. "Run lookout a second."

It will take a minute or two, but she can definitely get this open.