Climbing out of ORD:
Center: American XYZ at 12000 resume normal speed?
AAXYZ: AH, do you need two fifty?
Center: No sir, you can resume normal speed at 12000.
AAXYZ: Define normal speed?
5 second pause
Center: Well, there is the two fifty restriction in all directions on the departure until told otherwise...you can resume your normal speed at twelve.
AAXYZ: Ok, copy
5 minutes later
Center: AAXYZ contact center at ***.**
AAXYZ: ***.**, do we need to fill out any paperwork or do you need us to call anyone?
Center: For what AAXYZ?
AAXYX: For the speed?
Center: NO!