I've been exceedingly patient with this game. I love this game. Whoever designed and coded the GTN needs to have their place in the company re-evaluated. Simply put, it does not do its job, and it is supposed to be a major feature of any MMO.
In order to find Desh, I should not have to select a category, a subcategory and a rarity before being allowed to search. It just shouldn't take that many filters.