Partition wall

A wall constructed to create work areas such as offices or conference rooms. Depending on security needs, a partition wall may not be constructed to the roof or floor decking, but may terminate at lower point such as a suspended ceiling.

Premises

In commercial real estate, the description of the leasehold and the specific square footage for which the parties enter into a lease.

Principal

(1) A sum lent or employed as a fund or investment, as distinguished from its income or profits;
(2) the original amount (as of a loan) of the total due and payable at a certain date;
(3) a party to a transaction, as distinguished from an agent.