When Jackson gets in the car with 'Wendy', he's carrying a large box and puts it on his lap. When he next gets out of the car, the box has completely disappeared.
When Philip is talking to Stavos in the hallway, the camera flips back and forth between the two men as their conversation takes place. The camera points at Philip a total of 8 times. On the third time, you can see a figure in the background just behind a wall.