People keep wanting to walk me to class when I'm on my way to get breakfast. Be nice if I could tell them that, and either have them join me or send them off with a smile rather than with a frown, or bypassing breakfast and having to go back for it.
Also, changing the rules for the pest-turned-sub basically breaks the text messaging system - although before you do that, they tend to respond in a very un-sub-like manner.