is there a free site showing the expiring domain names and the stats on the domain such as backlinks and pr.
Try freshdrop.net If you want to buy the expiring ones then you need to subscribe ($5 i think) and then pay a $5 fee for each. But you can also get some at reg fee
http://www.freshavails.com is a nice site for dropped/expired names.. you can try premiumdrops.com aswell..
You can see it for free at here http://www.domainsnext.com/deleteddomainslists.htm http://www.domainbroadcasting.com/