Continuity mistake: In the shots of the newspaper clipping about Tobias, the caption under his photo differs between the close up and the shot of the whole article.
Continuity mistake: When Kitty and Michael are talking about the car, Kitty is holding a black folder/clipboard. A second later she is now holding a beige folder in front of it.
Chosen answer: "The One Where They Build a House," S2E2.