Eye Of Mine Multimedia has put together this training video on how to use all of the GoPro mounts as well as other mounts and accessories for the Hero camera. This video is for ALL Hero cameras. Here's the breakdown of all 3 video sections:

Part 1 Video (this video):
0:30 - Pivot Arm
1:45 - Base Plate
2:45 - Quick Release
3:30 - Orange Doohicky
5:00 - Bold / Thumbscrews
7:45 - Wrist Housing
8:00 - Head Strap Mount
8:30 - Vented Helmet Mount

Part 2 video:
0.0 - Chest Mount
1.00 - Tripod adapter
1.30 - Handlebar Mount
3.30 - Rollbar Mount
7.00 - Exclusive Eye Of Mine Rollbar Mount
9.15 - Two camera Bracket for above mount

Part 3 video:
0.0 - Suction Cup Mount
1.20 - Surf Mount
2.15 - Eye Of Mine Camera ONLY tripod mount
3.00 - Aluminum Rod
3.15 - Small Camera Handle
4.15 - Lanyard
4.45 - Telescoping Monopod
5.30 - Flexible Tripods
5.45 - Camera Leash