True or false

$1.$An email address is required to send $/$ receive emails

$2.$If you are replying to an inquiry email, you should never begin with a line of thanks.

$3.$In the first few lines do not begin by stating your purpose clearly.

$8.$Pay attention to grammar, spelling and punctuation so that you present a professional image of yourself and your company.

$9.$Do not adhere to the same standards of behavior online that you follow in real life.