1) Do it in the snow to cushion your landing.
2) Drive fast enough to really get some hangtime.
3) Use the right horn.

Added: This VW bus is pretty nuts, too:

Okay, okay… unfair headline. WRC is probably the best rally. But amateur rally is damn exciting. It’s always fun to see people who aren’t as skilled on dirt and ice try to go as fast as the professionals. The cars still have a lot of horsepower and fly around like nothing but lack much of the safety equipment and response team, increasing the excitement.Maybe I should just rename the headline to, “Not-quite-WRC rally is still damned exciting”? Ahh screw it, just watch.

Hungarians getting crazy:

Plenty more ahead. Click here to view the whole post.

How effective are anti-lock brakes, traction, and stability control in winter conditions? Maybe this video can answer this question for you:

This was filmed during the snowstorms in the pacific northwest in 2007.