When gabby is talking to wes about the note she holds it with one hand but in the next scene she is holding it with two.
When gabby is talking to wes about the note she holds it with both hands but in the next scene it is laying on the table but in the next scene she is holding it again.
When gabby gets the video on her phone she is holding it with both hands but when wes comes over she is holding it with one hand.
When Gabby is holding the note and the camera is facing them you can see through the note and it clearly says I know your secret yet a few scenes later it is now two pages.