Anywhere you see a “buy now” button you will also see a dropdown icon that opens up the new “add to list” feature. Lists are a great way to organize before you buy. You can add zones to a default “wishlist” or create as many custom lists as you would like. The waiting list works the same way the current waiting list does in that you are effectively subscribing to be notified by email once a sold out zone is available.
Here’s some screenshots of the new lists feature in action: