(at around 20 mins) When Jane lets the German Shepherd, Shep, into a taxi, she says, "Good girl." Later she refers to him as a male: "Come on, boy."
When Arnold and Delta take a cab in the morning the day after the audition, the taximeter is off.
When we first see Seth and Arnold get off the elevator at the Barclay, they go to their rooms in opposite directions. The next time we see the rooms they are across the hall from each other.