You don't have to switch from "Say" to "Shout". A quicker way is holding "Shift" and pressing Enter after you have typed your message.
hit :chooser it will show u the names of everyone in the room plubic or guest
Type :furni to see a list of furniture in the room.
Go to the top of the home page and click on "Show Report Buttons [!]". Then go to the rating bit and it wont be covered anymore and give it as many stars as you want.
Press shift and click on a public rooms (it only works for them) it will come up with a box with all the habos inside