Quote Originally Posted by Crankin View Post
I wouldn't worry about "falling over." Once you can ride in a straight line, you can ride. I would think the next step would be to ride on neighborhood streets and/or a bike trail that isn't crowded. Practice using turn signals with your arms.
I agree Riding in a parking lot may be a good confidence booster, but it's enough different than riding on a road/path that it's good to get out there and do that too - don't worry about speed, but remember to follow any road rules that apply (signaling, right of way, etc).