Write a message on an upside-down paper cup that alludes to something horrible being trapped under it. Leave it on a coworker's desk or in a conference room.
 1400
1  

Change the coffee in the office coffee maker to decaf.
 1358
1  

I just recently discovered that there is a national holiday named after Atheism. April FOOLS day. Like this story in the name of Jesus.
 1902
0  

April doesn't fool Chuck Norris, Chuck Norris fools April.
 798
0  

Place a pair of pants and shoes inside the only toilet stall in a rest room to make it appear someone is using it all day.
 698
1