Continuity mistake: In the cafeteria, Donna is still trying to figure out who rearranged the letters, the janitor in the hall repeats the action of getting his mop out to work.
Suggested correction: Unless this happens in multiple episodes, you need to specify the episode.
Marathon-Thon-Thon-Thon-Thon - S1-E10
Continuity mistake: The location of ice packs on Abby's body change throughout the scene.
Marathon-Thon-Thon-Thon-Thon - S1-E10
Continuity mistake: Olivia pushes her smoothie away the shot changes it is right next to her again. It stays there until the end of the scene, when it moves to the other end of the table.
Marathon-Thon-Thon-Thon-Thon - S1-E10
Continuity mistake: In the opening scene Dan has a newspaper in his left hand. When he walks away it has moved to his right hand.
Continuity mistake: When talking about wedding planning in the cafeteria the mug in front of Dan keeps changing position.
The Honorable Dan Fielding: Part 2 - S1-E16
Continuity mistake: After Jeff's closing argument, when Dan is talking to Abby, the manila folder is open in some shots and closed in other shots.