21.   Prodigy named J. Mark Hattendorf as chief financial officer, filling a position that had been vacant for a year.

22.   Public schools are not obligated to open their doors to any private groups, but with many buildings vacant for half the day, communities often allow such activities.

23.   Some Xerox watchers have faulted Mulcahy for leaving the job vacant for so long.

24.   State officials say they are trying to fill the public positions, some of which have been vacant for more than six years.

25.   Stores and apartment buildings were turned into vacant lots that remained vacant for more than two decades.

26.   The airline has also filled some long-vacant executive positions, including director of maintenance, a post that was vacant for nearly two years.

27.   The building has been vacant for most of this decade.

28.   The building sat vacant for three years while Sears pursued a buyer.

29.   The building has been vacant for more than three decades.

30.   The complex sat vacant for years after the Soviet withdrawal and the collapse of the Soviet Union.