Chat rules needed
World of Warcraft Newcomer Chat Explained
Newbie guide/Chat and interface
A general course chat is a public chat open to everyone who has enrolled into the unit on which they are presented.
Sending mail is instantaneous, unless there is an item attached, in which case the message will take one hour to be delivered sent items between characters on the same account is still instantaneous.
I only report if someone is threatening others, threatening harming themselves, being extremely out of control, etc.