People tend to check in during these times:
There are Geo nerds and Geo wonks here. Look for them on the 4th floor.
Ground floor is where the waiting happens.
Smells of farts
5th floor is where the intelligent conversations happen.
the toilets r always busy being cleaned on the third floor At 10am
3rd floor is where the coolness happens :-)
Cool little store opposite to right called Fopp!
The coffee machine in the breakout room is better than the one at the reception.
Want to visit a quite place - come to 4th floor towards legal.