Only then, you check your calendar and remember that April 17th is National Cheeseball Day. Why did no one remind you!?
Well, perhaps the day is not a total loss. If everyone is gone, then there is no one to object to your plan to redecorate the office.
Here is how to redecorate your workplace on those days when you show up to find yourself completely alone (and without objection).
Step 1: Make sure everyone is gone
If their stuff is strewn about the office, then perhaps they went out to get donuts or are in the bathroom. Wait fifteen minutes and check again. Chances are you are not alone.