Just wondering because I'm new and don't really understand everything about it and the levels
Most Helpful Girl
Admins run the site. Next to their username is a little crown icon. They have the power to ban users, remove questions/answers/comments, feature questions, help with tech issues, reward Xper points, redeem Xper points... that kind of thing.
Moderators help keep GAG clean. Next to their username is a little lightbulb. They have the power to remove answers/comments that are inappropriate and report questions/users to site admins for review.4