It looks like you have some room to refine your searching / filtering. I'm in the Seattle area and it's picking up some noticeable noise.

e.g.:

"Tacoma cannery property to be repositioned: Pinnacle Foods Group is looking for a real estate developer who can ... http://t.co/UobgHb39

and

"Online entrepreneur pitches for funding for app ... - TasteBand.com: An world wide web entrepreneur is looking t... http://t.co/JKAnZdBk