You need to define individual offices so you can
1.Keep track of information about the office
2.Associate the office with a specific lease in the Leases window
3.Assign employees and customers to specific offices, using the Space Assignment window
If you select the Common Flag check box, the Assignable field is disabled .
Bookable locations are usually locations such as conference rooms that users can book for meetings and other events
As we enter information in the Area tabbed region of the Office window, Property Manager summarizes the amount of vacant office space on each floor and in each building, and displays the total in the Vacant fields in the Floor and Building window .
when you assign office space in the Employee Space Assignment window, the amount of vacant space displayed in the Building and Office windows decreases as you assign office space to employees .