CAG-like websites for books, movies, etc? (trading etc)

[Axmann]

Are there any websites that are like CAG for books and movies where you can send trade offers to other people, etc.?

Sorry if this has been posted before, and thanks in advance

 

[Arakias]

http://lmgtfy.com/?q=book+trading (its obnoxious yes).

http://gametz.com/
goozex