The new market is not totally ready yet. It still has some issues to be fixed. But, for the players that don't understated how the new market works, the next mini-faq will be useful.
General overview of the tabs
The various items on each tab, are sorted by game-level, apparently...
Buying an item
Selling an item
As soon as we have more details about the "dynamic" part, we'll inform you guys asap.