At the beginning when Kevin is copying and pasting the term paper, he types the title and his name on the cover page and spells his last name "Sheppard", but when it prints out a few seconds later, his last name is spelled "Shepard".
Kevin's royalty check at the end of the film is for $355,467.90. However, above it, the amount is written as "Three hundred fifty thousand four hundred sixty seven dollars and ninety cents" ($350,467.90).
When Becca is looking at Penny Wise online dating, it says Los Angeles, California. It should have said San Francisco, California.
During the montage where Kevin attempts to fix the Bigger Fatter Liar game, a laptop can be seen displaying scrolling through random code with the movie label "Code_Loop_15s.mov" plainly visible on screen.
When Larry's Bentley is being towed after he is tasered, you can see the lights and crew reflected in the car door.
When the limo driver is crossing the Golden Gate Bridge, they are heading toward Sausalito. Then the camera changes and they are in downtown San Francisco somehow.