Pictures would be good. You've probably already seen this, but check out this link
here. It's from the website of barefoot trimmer named Gwen who posts over on the Horse.com forum. It'll show you how to take pictures and mark up a photo to help you evaluate whether Cyn's foot is in balance or not. I find Gwen's stuff to be very helpful. Her main web page is
www.barefoottrim.com