Originally Posted by adablduya

i would go further and say that i don't think cyclists here in SoCal ever learned that little bit of courtesy protocol in the first place. riders around here NEVER call out that they are approaching (no 'on your left', 'rider back', nothing...). it's even worse on trails with mountain bikes - no heads-up alert of any kind. this is standard practice anywhere else i've ridden..... i generally have a less-than-polite response to these folks. why is it so lost of these folks to exhibit even the most modicum of courtesy on roads and trails ?