Part of my "part-time" job (I'm an old retired fellow) requires I operate one of these:
http://www.toro.com/grounds/vehicle/...cro/index.html
I started the summer with a brand spanking new one.
3 motors, and countless parts, later I have come to the conclusion they aren't much better than what GIO sells, sure the Toro is a bit "higher" quality, but not high enough to merit the additional cost.