* It is interesting to know that you can chat in Bold letters on G-mail, G-talk and Orkut. Send your chats writing your words between * * and your words will become bold.
* You can chat in Italics letters on G-mail, G-talk and Orkut. Send your chats writing your words between _ _and your words will become ITALICS
* Press F9 to send mail to person with whom you are chatting.
* A message at a time on google chat can be only of 32767 characters long and not more than that.