When Emma and Ingrid are talking in the police station, the tie above Ingrid's snowflake charm goes between the right side and the left side on the top.
When seen from behind the ear, Hook's earring is clearly a screw-back clip-on, not pierced.
In this episode, Ashley's daughter is still an infant, and looks not much older than baby Neal, but she was born during the first curse. Everyone is sent back to the Enchanted Forest after at least several months, and they remain there for a year before returning to Storybrooke. Ashley's baby should be at least 18 months old.