Lock your whole bike, not just the rim and tire!
Megan posted this photo on her Flickr site and boy did it catch me off guard. Having seen many wheels or frames left rotting due to mis-lock use I’ve never seen spokes cut out of a wheel to get the bike.
Here are some great resources for locking technique’s, reviews and photos:
How to lock your bike with cartoon descriptions
Kryptonite’s Tips
Lock reviews from 2006 (outdated but still a good resource)