During Veronica's flashback of the morning after her rape, she fixes the left strap on her dress. In the next scene her strap is broken again.
It is critical to the entire story-line that Lilly's shoes were in a photo taken the night of the murder. We see the new sheriff holding up the evidence bag on TV in the first episode of season one and the shoes in the bag are flip flops. The rest of the season they are tennis shoes.
After Celeste turns to leave Mars Investigations, the camera focuses on Keith Mars. On the left side of the screen, you can see Celeste turn to leave, yet she is already walking towards the door right before this.
The laptop used by Veronica (Kristen Bell) in this episode changes from scene to scene and even between shots within a single scene. In the scene where Veronica zooms into the photo of her mother's car, it's a Dell computer as the lid or the sides of the laptop are visible. However, as the keyboard and the screen is shown, it's clearly an Apple PowerBook.
After Logan bashes Veronica's car and Weevil asks him to apologize, Logan's arm goes from his hip to his head in between shots.
When Veronica has a flashback to when Abel Koontz was arrested, Sherriff Lamb is holding a bag with Lily's sandals as evidence found on Able's house boat; then in a later episode Lily's shoes change into sneakers.
The people who tied Wallace to the flagpole painted "snich" instead of "snitch" on his chest.
At one point, Veronica calls Weevil "Chardo" who is Weevil's cousin.