In this subtitle the following words have the meanings indicated unless the context requires otherwise. “Broker” means: An individual licensed as, or otherwise authorized to act as, a real estate broker under Title 17 of the Business Occupations and Professions Article; or A corporation or partnership authorized to provide real estate brokerage services under Title 17 of the Business Occupations and Professions Article. “Broker’s lien” means a lien established in accordance with this subtitle. “Claimant” means a broker claiming a broker’s lien under this subtitle. “Commercial lease” means a lease of building floor space intended to be used by the tenant for a nonresidential use whether or not the lease expressly sets forth a use. “Commercial leasing brokerage agreement” or “brokerage agreement” means a written agreement between a broker and the owner of commercial property that provides for the payment of a commercial leasing commission by the owner to the broker for services in obtaining a commercial tenant regardless as to whether the broker acted as the agent for the owner or the commercial tenant. “Commercial leasing brokerage agreement” or “brokerage agreement” includes a written unilateral offer from an owner of commercial property to one or more brokers, including the broker claiming a lien under this subtitle. “Commercial leasing commission” or “commission” means the compensation payable by the owner of commercial property to a broker for obtaining a commercial tenant under a commercial leasing brokerage agreement. “Commercial property” means land, and any improvements on the land, used or intended to be used for a nonresidential purpose. “Commercial tenant” means a tenant under a commercial lease. “Lien property” means the commercial property against which a broker’s lien is claimed or against which a broker’s lien has attached under this subtitle. “Owner” means the owner of the commercial property.