Space Planning Allowance. In addition to the ES Allowance, and as a further inducement to Tenant’s entering into this Fourth Amendment, Landlord shall, subject to this [Section 5], provide to Tenant a special tenant improvement allowance equal to Nine Hundred Sixteen and 56/100 Dollars ($916.56) (the “Space Planning Allowance”) to be used by Tenant solely for design and architectural costs incurred by Tenant for space planning the Expansion Space. Provided there is no Event of Default or event which, with the passage of time and/or the giving of notice would constitute an Event of Default, Landlord shall pay the Space Planning Allowance to Tenant within thirty (30) days after the later to occur of # Landlord’s receipt of the draft ES Design/Development Plans, and # Landlord’s receipt of a reasonably detailed invoice therefor, which invoice must be delivered to Landlord on or before the date which is sixty (60) days after the ES Commencement Date; provided, however, that if Tenant cures any default prior to the expiration of applicable cure periods set forth in [Article 20] of the Lease, then Landlord’s obligation to pay the Space Planning Allowance shall be reinstated. Tenant shall not be entitled to any unused portion of the Space Planning Allowance.