By Marcus Constantino The state of West Virginia rents out a private box above the 18th green of the Old White TPC during the Greenbrier Classic each year.It's not all fun and games for the state officials in attendance, though. In fact, billions of dollars of potential investments in the state are at stake.West Virginia Secretary of Commerce Keith Burdette says the Greenbrier Classic is one of the Department of Commerce's busiest and most critical weeks of the year.