Who, what, where, & when are mandatory items on a checklist for this type of communication. But if the way you point to them draws attention to your finger and

Who, what, where, & when are mandatory items on a checklist for this type of communication. But if the way you point to them draws attention to your finger and away from the vital information itself, you've failed. That's why the headings are useless. You allude to this yourself in your final sentence.