Waiting 30 seconds over and over just to see the same flooded items on the market isn't helpful. If you had a general search option and you wanted this kind of feed then that's fine, but G-HQ needs a...
@syphun68 I completely agree. I'd even go further to suggest an open open marketplace for bid and ask on items. If you don't wish to take your chances in Global, and are willing to pay premium prices for something, then put a bid out and others can sell you the item directly, for the price you're offering. I'd limit the number of bids any player may use in a period of time.