Originally Posted by
Leisesturm
They aren't timid, they don't understand what you have done. If you want to make it more clear then the thing to do is stop well short of the intersection. Like two or three car lengths short. Cars will pass by you and make the right turn at the intersection knowing that you don't want to turn right. Anything else will confuse them. At least they wait. On the east coast someone might shoot you.
I use my hand and 'c'mon' to try to wave them through, some do, some don't. I'll give the wave once or twice, but if I've given them room and they don't go, I don't go crazy about it.