Put a "Please Use Other Door" sign on the entrance to your office building if it only has one entrance.

 1040

1  

Fill someone's hair-dryer with baby powder.

 497

1  

Find a sleeping person, fill their hand with shaving cream and then tickle their nose.

 539

0  

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

 555

0  

Change the coffee in the office coffee maker to decaf.

 1024

1