Originally Posted by onetwentyeight
I find screaming "oh f---!" works pretty well at getting people attentions. be sure to smile as you whizz on by. have fun with the fixed, you'll get the hang of it.
I love how ineffective "I am passing you on your left, please do not veer suddenly to the left" is these days. Unless my point was to have somebody veer left and weave/wobble all over the road as though they'd been hit with a tranquilizer dart; then it would be totally effective.
I think somebody in the Commuting forum put an airhorn on their bike.