In the scene where they were scoping out the armored truck, they start the car to follow it. However, we can see the car start rolling forward before we hear the ignition is turned and put in gear.
In the scene where Brian is in the hospital after being shot outside of the bar he is yelling at the nurse because he wants more pain medication, there is a dry erase board above his head that says "no BP on left side" and he has a blood pressure cuff on his left arm.
Paulie ordered a Chivas on the rocks in the bar but when he picked his drink up, it was straight up in a shot glass.