Continuity mistake: When Don and Sloan are in her office discussing the economic tip, Sloan's hair repeatedly jumps from straight down to tucked behind her ear.
Continuity mistake: The stock footage of the airplane that Don, Sloan and Elliot are on is of a Boeing 747, a very large widebody plane. However, the internal shots of the plane suggest that it is actually a much smaller narrow body plane. (00:13:55)