When John goes to the store to buy a replacement pane of glass, he does not tell the clerk the dimensions, yet the clerk tells another to get a 36-inch one.
When Herb (Alan King) walks into the soul food restaurant, two crew members can be seen reflected in the window.
The "North Carolina" that is shown as Melissa's home town is in mountains; yet when she looks at a map eastern NC is indicated - which has rolling hills at best. Also, current NC tags are not on the front of cars, as shown.
Sam refers to the speed dating as meeting "20" people for 3 minutes each, but the computer screen from which he is reading says "25" people.