Clip of good shadowboxing drill

[Wood Dragon]

Drill:
http://www.youtube.com/watch?v=ailYHAqTtOM&NR

Shadowboxing:
http://www.youtube.com/watch?v=ZUJDKUDI0cY

Jump rope (I highly recommend it as a conditioning/weight loss tool):
http://www.youtube.com/watch?v=6qOIqhVWWxI&mode=related&search=

Footwork:
http://www.youtube.com/watch?v=0KYGFawp14c&mode=related&search=

All of these are applicable to other MA systems.