Possible Clues:

• Workstation shared by employees on different shifts
• Choose a spot in an open office
• Work at whatever workstation is available in an office
• Share a workspace, in modern lingo
• Most wanted by bureau, possibly, gets to work anywhere
• Use any office workstation, not having a permanent one
• Work peripatetically in the docks, heartlessly exploited
• Work at any free workstation
• Sit at any available office workstation