Commitment to Issue Letters of Credit. Subject to the terms and conditions hereof, each Issuing Bank agrees to issue Letters of Credit from time to time in Dollars up to 30 days prior to the Revolving Termination Date upon the request of the Company; provided that, immediately after each Letter of Credit is issued # the Total Outstanding Amount shall not exceed the Aggregate Revolving Commitment and # the aggregate amount of the Letter of Credit Liabilities shall not exceed ​; provided that no Bank shall be obligated for any amount in excess of its Revolving Commitment. Upon the date of issuance by an Issuing Bank of a Letter of Credit, such Issuing Bank shall be deemed, without further action by any party hereto, to have sold to each Bank, and each Bank shall be deemed, without further action by any party hereto, to have purchased from the Issuing Bank, a participation in such Letter of Credit and the related Letter of Credit Liabilities in the proportion its Revolving Commitment bears to the Aggregate Revolving Commitment.

Obligation to Issue Letters of Credit. Subject to the terms and conditions of this Agreement and in reliance upon the representations, warranties and covenants of the Borrowers herein set forth, each Issuing Bank hereby agrees to issue for the account of either Borrower as the applicant thereof, for the support of its or its Subsidiaries’ obligations, through the applicable Issuing Bank’s branches as it and the Borrowers may jointly agree, one or more Letters of Credit denominated in any Agreed Currency in accordance with this [Article III] from time to time during the period commencing on the Restatement Effective Date and ending on the date five (5) Business Days immediately preceding the Revolving Loan Termination Date (but subject to [Section 3.3] below). The Company unconditionally and irrevocably agrees that, in connection with any Letter of Credit issued for the support of any Subsidiary’s (including the Subsidiary Borrower’s) obligations as provided in the first sentence of this paragraph, the Company will be fully responsible for the Reimbursement Obligations in accordance with the terms hereof, the payment of interest thereon and the payment of fees due under [Section 3.8] to the same extent as if it were the sole account party in respect of such Letter of Credit (the Company hereby irrevocably waiving any defenses that might otherwise be available to it as a guarantor or surety of the obligations of such a Subsidiary that is an account party in respect of any such Letter of Credit). Notwithstanding anything herein to the contrary, no Issuing Bank shall have any obligation hereunder to issue, and shall not issue, any Letter of Credit the proceeds of which would be made available to any Person # to fund any activity or business of or with any Sanctioned Person, or in any country or territory that, at the time of such funding, is the subject of any Sanctions or # in any manner that would result in a violation of any Sanctions by any party to this Agreement.

“Letter of Credit Commitment” means the commitment of ​ to issue Letters of Credit pursuant to [Section 2.03].

Subject to the terms and conditions of this Agreement, upon the request of Borrowers made in accordance herewith, and prior to the Maturity Date, each Issuing Bank agrees to issue a requested standby Letter of Credit or a sight commercial Letter of Credit for the account of Borrowers. By submitting a request to an Issuing Bank for the issuance of a Letter of Credit, Borrowers shall be deemed to have requested that such Issuing Bank issue the requested Letter of Credit. Each request for the issuance of a Letter of Credit, or the amendment, renewal, or extension of any outstanding Letter of Credit, shall be # irrevocable and made in writing by an Authorized Person, # delivered to Agent and the applicable Issuing Bank via telefacsimile or other electronic method of transmission reasonably acceptable to Agent and such Issuing Bank and reasonably in advance of the requested date of issuance, amendment, renewal, or extension, and # subject to the applicable Issuing Bank’s authentication procedures with results satisfactory to such Issuing Bank. Each such request shall be in form and substance reasonably satisfactory to Agent and the applicable Issuing Bank and # shall specify # the amount of such Letter of Credit, # the date of issuance, amendment, renewal, or extension of such Letter of Credit, # the proposed expiration date of such Letter of Credit, # the name and address of the beneficiary of the Letter of Credit, and # such other information (including, the conditions to drawing, and, in the case of an amendment, renewal, or extension, identification of the Letter of Credit to be so amended, renewed, or extended) as shall be necessary to prepare, amend, renew, or extend such Letter of Credit, and # shall be accompanied by such Issuer Documents as Agent or the applicable Issuing Bank may request or require, to the extent that such requests or requirements are consistent with the Issuer Documents that such Issuing Bank generally requests for Letters of Credit in similar circumstances. The applicable Issuing Bank’s records of the content of any such request will be conclusive absent manifest error. Anything contained herein to the contrary notwithstanding, each Issuing Bank may, but shall not be obligated to, issue a Letter of Credit that supports the obligations of a Loan Party or one of its Restricted Subsidiaries in respect of # a lease of real property, or # an employment contract.

Subject to the terms and conditions of this Agreement, upon the request of Borrower Agent made in accordance herewith, the Issuing Lender agrees to issue, or to cause an Underlying Issuer (including, as Issuing Lender’s agent) to issue, a requested Letter of Credit. Issuing Lender shall not, and shall be under no obligation to, issue or cause to be issued any Letter of Credit if any of the conditions set forth in [Section 3.2] herein will not be satisfied immediately prior to, or immediately after giving effect to, the issuance of such Letter of Credit. If Issuing Lender, at its option, elects to cause an Underlying Issuer to issue a requested Letter of Credit, then Issuing Lender agrees that it will enter into arrangements relative to the reimbursement of such Underlying Issuer (which may include, among, other means, by becoming an applicant with respect to such Letter of Credit or entering into undertakings which provide for reimbursements of such Underlying Issuer with respect to such Letter of Credit; each such obligation or undertaking, irrespective of whether in writing, a “Reimbursement Undertaking”) with respect to Letters of Credit issued by such Underlying Issuer. By submitting a request to Issuing Lender for the issuance of a Letter of Credit, Borrowers shall be deemed to have requested that Issuing Lender issue or that an Underlying Issuer issue the requested Letter of Credit and to have requested Issuing Lender to issue a Reimbursement Undertaking with respect to such requested Letter of Credit if it is to be issued by an Underlying Issuer (it being expressly acknowledged and agreed by each Borrower that Borrowers are and shall be deemed to be applicants (within the meaning of Section 5-102(a)(2) of the Code) with respect to each

Letters of Credit. Each payment of unreimbursed drawings in respect of LOC Obligations shall be allocated to each LOC Participant pro rata in accordance with its Revolving Loan Commitment Percentage; provided that, if any LOC Participant shall have failed to pay its applicable pro rata share of any drawing under any Letter of Credit, then any amount to which such LOC Participant would otherwise be entitled pursuant to this subsection # shall instead be payable to the Issuing ​ until the share of such unreimbursed drawing not funded by such ​ has been repaid; provided further, that in the event any amount paid to any LOC Participant pursuant to this subsection # is rescinded or must otherwise be returned by the Issuing ​, each LOC Participant shall, upon the request of the Issuing ​, repay to the Administrative Agent for the account of the Issuing ​ the amount so paid to such LOC Participant, with interest for the period commencing on the date such payment is returned by the Issuing ​ until the date the Issuing ​ receives such repayment at a rate per annum equal to, during the period to, but excluding, the date two Business Days after such request, the Federal Funds Rate, and thereafter, the Base Rate plus two percent (2%) per annum.

License Issue. Surface shall pay to Harbour on the Effective Date a license issue fee of ​ (U.S. ​).

Existing Letters of Credit. The parties hereto agree that the Existing Letters of Credit shall be deemed Letters of Credit for all purposes under this Agreement, without any further action by the Borrower.

Existing Letters of Credit. On the Restatement Date, # each Existing Letter of Credit, to the extent outstanding, shall be automatically and without further action by the parties thereto deemed converted into a Letter of Credit under this Agreement and subject to the provisions hereof as if each such Existing Letter of Credit had been issued on the Restatement Date by the L/C Issuer, # each such Existing Letter of Credit shall be included in the calculation of L/C Obligations and Revolving Credit Exposure, # the issuer thereof shall be deemed to be the L/C Issuer with respect to such Existing Letter of Credit and # all liabilities of the Borrowers and the other Loan Parties with respect to such Existing Letters of Credit shall constitute Obligations.

New Letters of Credit. So long as any Revolving Credit Lender is a Defaulting Lender, no L/C Issuer shall be required to issue, extend, renew or increase any Letter of Credit unless it is satisfied that it will have no Fronting Exposure after giving effect thereto (determined after giving effect to [Section 2.15(a)(v)] and any cash collateral provided by such Defaulting Lender).