Bill showed up to work today wearing a suit! Apparently he did not receive the memo that Casual Friday's were back on. Our boss allowed him to run home for a change of clothes though!
When I had to pull together an impromptu training for staff I just sent out a brief memo letting them know the details on where and when it was.
The prolonged power outage forced all the employees to resort to using handwritten memos to communicate between departments about procedural changes.