When Shade plays an album on Darius' phonograph, the song that plays with auto-cue is not the first track on that album. It's the second track.
When Shade buys fabric softener at the store next to the laundromat the store's sign is backwards. It would read "closed" if you were to try to come through the front door ("open" faces inward).
When Trudi first attempts to call her dad in the beginning of the movie, the dolly can be seen in the toaster oven.