Line up left at intersections, don't pass on the right, and for a good reason.
http://www.youtube.com/watch?v=C7X8sdmcX6E

Don't ride on the sidewalk
http://www.youtube.com/watch?v=O7zoOBqsJzQ


Don't ride your bike in the crosswalk
http://www.youtube.com/watch?v=w6chOGQ2KMo

Don't ride to the right on a narrow lane.
http://www.youtube.com/watch?v=w6vdJxccuNY

Don't hog a wide intersection
http://www.youtube.com/bodybait#p/u/107/9dMUE3G8hD8

Don't ride in the door zone even if there is a bike lane.
http://www.youtube.com/watch?v=0RkLziUW7Lo