Went to a couple of locations here in SoCal about once or twice. They do have clean titles too. Need to have a Seller's Permit or Business license to participate.
I think there are also third party groups who are registered and can bid for you. Different locations have different days of viewing and auction day. Most of their units come from Insurance Companies that have been in an accident. Some are clean REPO's.
If you're patient enough to check the listings regularly, you may be able to snag a pretty good deal. I've seen bikes here that have minor damage from a lowside. Check this listing near your for example: