Advantages:

• The user can hear their "team mates" and create common solutions to problems

• The user can see who is in the office at a glance
• People tend to speak at a lower volume due to the obvious realization that they are not alone
• No one standing on the other side of the panel listening to sensitive conversations
• Let in the natural lighting
• Lower cost
• Easier to supervise personnel

Disadvantages:

• More usage of conference rooms for personal phone calls or private meetings
• Less perceived privacy