Email 1
From: Boss’s Boss
To: Me
Subject: FW: Invitation to launch
[No content or message – just forwarded invitation]
Email 2
From: Me
To: Boss’s Boss
Subject: RE: Invitation to launch
Am I to take it you wish me to attend, o cryptic one?
Email 3
From: Boss’s Boss
To: Me
Subject: RE: Invitation to launch
Maybe
The boss’s boss is heading on to pastures new, regrettably. I think it is unlikely that the new incumbent will have the same laconic sense of humour.