Top 10 reason to ski with poles.
10. To stay balance whilst loosing balance on skis
9. Practice your turning form on the way to the park
8. Practice your bump skills and rip a zipper on the way to the park.
7. To be able to perform outside of the park all mountain.
6. To be able to do pole claims (bazooka, sheath sword, etc).
5. You can do pole transfers in mid air.
4. You can pole plant like mike clarke on jumps.
3. Front flip pole plants/pole ski ballerina are possible.
2. You don’t have to wobble like a penguin in the lift line.

And finally the #1 reason to ski with poles.
1. To look better.

lolz