LETTER OF CREDIT. The Parties acknowledge that upon execution of this Amendment, Tenant shall terminate the previous letter of credit, in the amount of $250,000, and issue a new letter of credit in the amount of $400,000, pursuant to the amended terms of the Lease.

Letter of Credit. Landlord is currently holding a Letter of Credit in the amount of $444,890.20. Notwithstanding any terms and conditions of this Lease to the contrary, as of the date of Tenant’s signature to this Fourth Amendment, and as a condition to the effectiveness of this Fourth Amendment, the Letter of Credit shall be amended or replaced so as to increase the amount to $594,725.50. The Letter of Credit shall be amended or replaced so as to increase the amount to $1,151,206 on or before the Premises F Commencement Date. The Letter of Credit shall be amended or replaced so as to increase the amount to $1,540,668.00 on or before the Premises D Commencement Date. All other terms and condition set forth in [Article 8.2] of the Lease with respect to the Letter of Credit shall remain in full force and effect.

Concurrently with Tenant’s delivery of an executed copy of this Fourth Amendment to Landlord, Tenant shall deliver an amendment to the existing Letter of Credit being held by Landlord reducing the amount of such Letter of Credit from $440,000.00 to $270,000.00.