10. Attendance would get way better.

9. Any job would be instantly more satisfying.

8. Less job-related stress.

7. Less whining about low pay.

6. Weekly brainstorming sessions would be a lot more open.

5. Improves the attractiveness of co-workers.

4. Cooler ideas in the company suggestion box.

3. Better chance of getting to see that hot new receptionist naked.

2. Everybody would work later, because they wouldn't be in a hurry to leave so they could get to a bar.

...and the Number One reason we should serve beer at work...

No more vacations. Because dude -- who'd take one?