From CNN's 2007 101 Dumbest Moments in Business...
I give you Number 13 (some of these are just too perfect not to share...) or "How to Use a Laptop."

13. U.S. Consumer Product Safety Commission

Amid concern about overheating notebooks and exploding batteries, the U.S. Consumer Product Safety Commission in September issues a helpful tip on how to use a laptop:

"Do not use your computer on your lap."