Originally Posted by
scroca
If it's only one lane going your direction, why move left? Keep in the center to discourage cars from trying to squeeze to your right. This likely won't confuse the oncoming drivers.
"One lane" may still be plenty wide to share, especially at nearing-a-stop-sign speeds. Having a straight-through car going at the same time you're turning left is an extra incentive for cross traffic to not try to crowd through during your turn.