When Lou and Ravi find the letter from Griff Lou tears it open and puts the green envelope behind the letter in her hand but in the next scene the envelope is gone but in the next scene the envelope is back.
When Xander and Emma are trapped in the freezer he puts his hands on the metal table in front oh him but in the next scene he has his arm crossed in front of him.
At the end when Xander and Emma are talking Xander faces Emma but in the next scene Xander is facing forward.