Their marketing strategies have been criticized however. Some fans and critics claim they share too much and that there is no mystery when watching a show. On top of previews they also include sneak peeks like this:
Once Upon a Time argues that fans do not have to watch the clips if they do not want to. They make them available to the fans that can't get enough. They also say it is like watching the preview of a movie; you won't know the full story unless you watch the episode. What do you guys think? Too many spoilers or just the right amount?