The position of Amelia's hands change dramatically between edits during the conversation in the Purcell home. (In lap, on glasses, on the table, folded together)
Wayne is talking to Henry in the lobby of the police station. Behind them the same African-American male with a folder in his hand goes up the stairs twice.
In 1980 sequences, the scenery changes from early spring (no leaves on trees) to spring (some leaves on trees) to summer (many leaves on trees) in the space of a handful of days.
At the shoot-out site (1980 sequence), one of the police cruisers is a 1986-1990 model (due to aerodynamic external rear view mirrors). However, the police version of Chevrolet Caprice (Order Number 9C1) retains the older mirror housing design.
During the 1980 sequence, the Jeep parked at Wisteria Kitchen restaurant is 1984-1991 Grand Wagoneer model.
When Amelia walked out of the house (1980 sequence), the brown hatchback car parked on the driveway is a 1981-1985 Toyota Celica.