I agree, just go with Sears Craftsman. I've had mine for years, and she still cranks up, right away. If you're going with self propelled, be sure to get large rear tires with the front wheel drive. They are much easier to turn, than rear wheel drive....
Check out this site also: It lists some of the eBay listings right on the site. *~ Good luck ~*
Go on the Internet and look up you nearest toro distributor. They will be able to help you. Or type in turf equipment. there are all kinds of used turf equipment dealers out there.