Clicking Find It Now, Rides allows you to search the CNAV Ride Board system. The Ride Board system allows you to find other CNAV users who are traveling to the same places as you and want to share a ride.
From this screen, you can do the following:
Note that you can also post ride offers and requests directly to the Ride Board. To post to the Ride Board rather than simply search it, you must enter the Ride Board from a different location. To access the entire Ride Board for posting, select My Place, My Cool Stuff. Click on the My Stuff tab and then click the Ride Board link within the My Ride Board channel.