Continuity mistake: When the gas station attendant fills up Michelle Mancini's car, he is looking at her. The next shot shows that he's looking at her back seat.
Continuity mistake: Brenda is showing Natalie a slideshow using a projector to show her how her boyfriend was killed; she firstly shows a photo, then a newspaper article. The article is left projected for the whole scene. That is until Brenda is shot out of the window, and now it is the photo that is back to being projected. (01:22:20 - 01:28:45)