Citizens giving traffic citations

I am aware that citizen’s arrest rules don’t apply to citations, but I couldn’t think of a more detailed title.

What I really want to know is if I put a camcorder in my car and video tape people doing dangerous and stupid things, could I send it to my local police and have them cite the person for whatever offence they committed?

I asked a very similar question last year, and the only response seemed to say tough luck:

http://boards.straightdope.com/sdmb/showthread.php?threadid=83993