Usage: .tell {<user>|@[group]}[,[-]{<user>|@<group>}[,...]] <message> Allows you to send a message to another user or group, or multiple groups and users. This can be abbreviated to just '>'. Examples: .tell @public Hello you lot! -- Just tells group Public. .tell @public,-foo Foo smells. -- Tells everybody but foo. .tell foo,bar,oink Hello! -- Tells foo, bar, and oink. .tell foo Hello! -- Tells just foo.