You don't want to take your boss unaware of any important meeting to be attended. Hence, you should send an email to inform the boss before the date and time fixed for the event.
Sample 1: Inform the Boss that an Appointment is Fixed
Grab your boss's attention with an engaging subject line like "Great News! Your Appointment is Confirmed." This will immediately let your boss know that something exciting is happening.
Suggested Subject: Appointment Confirmed: Exciting News for You!
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