"Oh, that would be dead useful." Goodness knows they've probably all tried it at some point or another, just in case.

"Money might just look fake, but candy, or other valuable things... Could sell things as antiques, maybe... But that's an interesting thing you said just now. 'If we find the right thing to do...' Have you found any 'echoes' intentionally?" Because if she has, that would be a whole new complication to this business.