• ON: turns ALL phone notifications on.

• OFF: turns ALL phone notifications off.
  
• STOP, QUIT: stops all messages to your phone immediately

• ON username: turns on notifications for a specific person on your phone. For example, ON alissa.
• OFF username: turns off notifications for a specific person on your phone. For example, OFF blaine.

• FOLLOW username: this command allows you to start receiving notifications for a specific person on your phone. Example: follow jeremy

• LEAVE username: this command allows you to stop receiving notifications for a specific person on your phone. Example: leave benfu

Fun Stuff: friends, favorites, and stats!

• @username + message
  
directs a twitter at another person, and causes your twitter to save in their "replies" tab.
Example: @meangrape I love that song too!


• D username + message
  
sends a person a private message that goes to their device, and saves in their web archive.
Example: d krissy want to pick a Jamba Juice for me while you're there?


• WHOIS username
  
retrieves the profile information for any public user on Twitter.
Example: whois jack


• GET username
  
retrieves the latest Twitter update posted by the person.
Example: get goldman


• NUDGE username
  
reminds a friend to update by asking what they're doing on your behalf.
Example: nudge biz


• FAV username
  
marks a person's last twitter as a favorite. (hint: reply to any update with FAV to mark it as a favorite if you're receiving it in real time)
Example: fav al3x

• STATS
this command returns your number of followers, how many people you're following, and your bio information.


• INVITE phone number
  
will send an SMS invite to a friend's mobile phone.
Example: Invite 415 555 1212

Noteworthy Facts

• using on/off username from your phone only stops notifications to the place the command comes from; you'll still collect a person's updates on the web.
• using follow/leave username from your phone is the same as using on/off username
• following someone from a phone for the first time will also cause you to follow them on the web
• there is no way to stop following a person on the web without visiting their profile and removing them. The off, leave, stop, and quit commands will only disable updates for the device(s) from which they were sent.
• you don't have to use ON/OFF username from the phone, you can also set individual notifcations from a person's profile page, or check your following page and manage all phone notification settings there.