Cool deal!!!! I've only been into it for a few weeks and am already up a gear throughout my route than I started out with.
It seems drivers start acting better once they can see you.
I got a red and white blinky from Wally World. I think $8-9 each. A long shot from the best but they are SOMETHING.
And.........I wear one of these:
http://www.ebay.com/itm/CAN-YOU-SEE-...64c9d1&vxp=mtr
EVERY driver that has passed me has either at least straddled the center line if not moved all the way into the oncoming lane.