What does the phrase 'lurk before you leap' commonly mean on internet sites?

Which of the following best reflects a so-called 'Golden Rule' of etiquette?

If you are chatting with someone via the instant messenger and text 'BRB', what have you said?

Which of the following is the best response to sending a message that you didn't intend to send, or sent to the wrong recipient?

When sending an e-mail, why is it a good idea to try and use the cc: field sparingly?

What is a very useful last thing to do before sending out any e-mail?

When unsure of how to end an email, use:

True or False? Punctuation is not important when composing email messages.

How often should you mark an email as high priority?

True or False? An email signifying your involvement with an illegal act can be used against you in a court of law.

True or False? It's important for a Subject line to indicate content and purpose.