She works for an 'advertising agency' [=('chiefly US') 'ad agency'] in New York.
They are 'advertising' the new edition of the book.
These is a lot of 'advertising' in that magazine.
(..) Is there anything else in your pockets that could be weighing you down? You're kidding. So then why did you bring three bananas? Because I don't trust the advertising. I'm naturally suspicious. Is there anything else you're carrying? You're still too heavy. Just this. What is that, a brick? (..)2012 The Dictator