Shoutbox

For commands, see "Conversation windows' Plus! menu>Send Command" or "Command Helper" which pops up when you type / in the message area. Command Helper will help much than the menu items.

For the special tags, see "Insert Special Tag" menu in the same Plus! menu, for the formatting tags, see the "Insert Format Tag" menu in the same Plus! menu.

Also you can insert (!P) tags in a quick text to replace it at the send time, it will ask for you to input the value of that parameter before sending the quick text to your contacts, though you must have seen the tooltip about it in Quick Texts Settings window, haven't you?

By the way /me is not to address your ID, it is for sending an action message in only one line, like

* ahmetgns slaps MAhrZe around a bit with a large trout.