Base Rent The minimum regular monthly lease due under the lease - generally calculated on a per- square-foot-per-year basis.

Base Year First year of the lease.

Build-Out Refers to the interior building of a renter's space whether brand-new building or the reconfiguration of existing space.

Commission The charge paid to a realty broker for his/her services rendered in a realty deal.

Common Area Maintenance (CAM) An additional, yearly charge frequently examined to renters for maintenance of the residential or commercial property's "typical location". Includes interior items