If you're not happy with blockbuster online, call them to cancel. When I did they dropped my price, this was a couple years ago though.

using Netflix's online movie watching thing, you must have the newest windows media player or have a valid windows copy(the installer does some windows verification before allowing you to install) with key or else it won't let you install windows media player. My "friend" didnt have a legitimate copy of windows and basically couldnt watch online movies. If anyone has any workarounds that would be great otherwise be prepared to not be able to watch movies online with netflix's