I was talking to an old school friend on facebook chat the other night. I asked them how they were and he replied "fine, wbu?" i told him to get the **** out of here.
Willy Limond was the last person to fight for a WBU belt over a year ago. I assume they must be defunct without any sanction fee income http://boxrec.com/title_search.php?title=WBU&division=ALL&SUBMIT=Go