Continuity mistake: The writing on the tape that Alice sends to Hank keeps changing every time you see it through the film.
Continuity mistake: When the girls are arrested at the airport, they're loaded into a police van. A cop bangs on the back door to let the driver know it's safe to take off... but the van's already moving.
Continuity mistake: Right at the end, when Darlene is in the car driving away, Hank goes over to Alice. Right at the start of this shot, he has his hand over hers while it's resting on the bar, but then the shot changes and he puts his hand over hers again.