When Adam Cassidy unlocks Dr. Judith Bolton's phone to reveal the calls to and from "Hamilton," he proceeds to hand the phone to Wyatt, where the camera then shows a black screen (locked phone). However, when the camera cuts in a closeup of Wyatt with the phone, he is reading the call list Cassidy had previously unlocked.
When Emma is seen shutting off the shower water the morning after spending the night with Adam at her apartment, she clearly has red nail polish on. The night before, presumably right before they go to bed for the evening, she has no polish on at all.
When Adam smashes his TV with a baseball bat, the last image on Meechum's monitor goes blank, suggesting that there was a camera hidden in the TV. However, the image on the monitor shows Adam from behind as he smashes the TV.