Airports need a certain amount of wiggle room to keep everything running smoothly - which is precisely where Heathrow comes unstuck.

BBC: The great London airport debate

The latter, an upstairs-downstairs comedy starring Jerry O'Connell, revolves around a boutique hotel where everything appears to be running smoothly from the lobby.

FORBES: Life Of Reilly

Everything was going smoothly until I learned at the gate that my flight to Salt Lake City was running three hours late.

WSJ: Merrill Markoe on a Dark and Lonely Road Trip | Traveler's Tale