Originally Posted by
maestro11
If I do OLCI, I might have a good shot at nabbing one of those seats, but will that wreck my chance at VDB?
Being checked in and having a seat assignment do not affect your VDB opportunities. It does help prevent an IDB but not a VDB.
Even checked in with a seat assignment you'll be able to volunteer if they need folks. And if they don't need you then you won't be stuck in a middle seat somewhere.