http://www.lostcousins.com
I found my second cousin via this site - with which I have no other connection than as a user - thus finding ( or rather confirning my intellectual suspicion) that I was not the last of my father's line!
For thos who do not know about it, you need to have the exact info from the 1881 UK census to enter and they match it behind the scenes always assuming that one of your relies has entered their details.
ID:1888