(at around 19 mins) The (broken) clock tower shows 10:05. John asks Fred if he had repaired it.
A few seconds later, the clock shows now 10:10.
During the ice rain, there is a green bus in the street. It has 3 big fake giftboxes (one red, one yellow and one green) on its roof.
When the bus is hit by a thrown blue car, the giftboxes are gone.
After the ice rain, they are on the roof again.
(at around 1 min) Jennifer comes back in town, John exit the shop to welcome her, and he is wearing a shoulder bag.
Inside, when he is talking to his daughter, the bag is gone.
A few seconds later, he is leaving the shop and the bag is back.