Sleep makes your character go to sleep. You can awaken again with the "awaken" command. Other users in the game will be able to ascertain wether or not you are sleep. Sleep has a couple (to be exact, two) uses. It will make you heal faster,
and it is a very easy notification for if you are Away From your Keyboard). Other people in the
game will notice immediately that your character is asleep, and know you are AFK.
EXAMPLES
"sleep"You: You go to sleep. Anybody: Hotblack goes to sleep.