The term of this Lease (the “ Term ”) shall be for the period which commences on the date (the “ Commencement Date ”) upon which Tenant has substantially completed the tenant improvement work in accordance with Exhibit D attached hereto, estimated to be on or about October 1, 2014 (the “ Target Commencement Date ”), and, unless sooner terminated in accordance with the terms and conditions set forth herein, shall expire on the last day of the one hundred twentieth (120th) full calendar month following the Commencement Date (the “ Expiration Date ”). Notwithstanding the foregoing or anything to the contrary in. this Lease, in no event shall the Commencement Date be later than January l, 2015. Following the Commencement Date, the parties shall promptly execute a Commencement Date Memorandum in the form attached hereto as Exhibit F , wherein the parties shall specify the Commencement Date, the Expiration Date, the final Rentable Area of the Premises, and any changes to the Base Rent schedule set forth on Schedule 1 and Tenant’s Proportionate Share of Excess Operating Expenses.