best place to purchase dvd's?

[MINETZ]

Just wanted to thank everyone who responded to my must have DVD collection.
DVD wants:
Fight Club
Brave Heart
The Usual Suspects
Office Space
Bourne (Both of them)
Pulp Fiction
Italian Job
Clerks
Christmas Story
The Fifth Element
Box sets:
Family Guy
Futurama
(if your pick didnt get put up, dont feel bad I might already own it)
now for the real question, were is the best place to buy dvds?