The last time Clay reaches for Hannah his shirt is loose and unbuttoned; the camera then cuts to her and she says "get the f***" out". The camera then cuts to Clay and his shirt is on properly and buttoned.
The positioning of Clay's sandwich is inconsistent between shots.
When Justin's mother offers to give him $20 to go buy a pizza and he suggests that they just call and have one delivered, she claims that they can't because her cell service was cut off. In the very next scene, Justin is seen using his cell phone to try to call other friends. There's no reason that they couldn't have called to order it with his phone.
In an earlier episode Andy Baker claimed that he and Olivia had already found everything there was to find in Hannah's room, yet in this episode Olivia suddenly finds the list detailing the order of the tapes.