People tend to check in during these times:
The rooftop deck at 11th floor has a very unique view of the space needle and EMP
Warehouse cafe & coffee shop in the lobby.
Connects to SEA28 on floors 6 and up. A good way to get to the IT desk from Dawson without having to leave the building :)
video game statues and video games on the 5th floor
Check out the video feed on 6 and Simpsons/billiards on 3!
Bring your lunch up to enjoy the sunshine!
Sit with and take a picture of the Simpsons on the 3rd floor.
Foosball table on the 10th floor.
Discount parking after 5pm in 345 Boren Garage
Warehouse restaurant is not that good. Go to the garage 3 blocks away
Ping pong tables on 8th and 9th floors.
Free books on the 12th floor!