When Foggy is out back at the biker bar, his leather satchel strap switches to being on his shoulder or not between cuts.
When Matt goes up to the bar in Josie's to see Grotto, sitting behind Matt is a man and a woman, but when the shot changes there are two different women in their place.
When Matt and Karen are playing pool in Josie's, they complain about the heat, implying it's summertime, yet there are visible signs for a Thanksgiving Food Drive on the walls.
When Foggy and Matt are walking to work, they clearly walk past a sign that reads 116th Street, which is far, far north of Hell's Kitchen.