G Williams's list of conventions
BridgeBase Online is the world's premier site for online play. Complete with live broadcasts with commentary of international bridge.
eCats Brdige online, promoting virtual bridge in a real world.
Mike Lawrence, bridge expert, author and proponent of the superb Two-over-One system. "Counting at Bridge 2" by Mike Lawrence and Fred Gitelman is now available.
BridgeCLues is a site packed with bridge resources and free goodies.
NZ Bridge Association