Electronic Delivery of Documents. By your signing this Agreement, you # consent to the electronic delivery of this Agreement, all information with respect to the Plan and the Restricted Shares and any reports of the Company provided generally to the Company’s stockholders; # acknowledge that you may receive from the Company a paper copy of any documents delivered electronically at no cost to you by contacting the Company by telephone or in writing; # further acknowledge that you may revoke your consent to the electronic delivery of documents at any time by notifying the Company of such revoked consent by telephone, postal service or electronic mail; and # further acknowledge that you understand that you are not required to consent to electronic delivery of documents.

Electronic Delivery. The Company may, in its sole discretion, deliver any documents related to the DSUs and Grantee’s participation in the Plan, or future awards that may be granted under the Plan, by electronic means. Grantee hereby consents to receive such documents by electronic delivery and, if requested, agrees to participate in the Plan through an online or electronic system established and maintained by the Company or another third party designated by the Company.

Electronic Delivery. The Company may, in its sole discretion, decide to deliver any documents related to the Shares subject to this Award by electronic means. Participant hereby consents to receive such documents by electronic delivery through any on-line or electronic system established and maintained by the Company or a third party designated by the Company.

Electronic Delivery. The ​ may, in its sole discretion, deliver any documents related to the Long-Term Incentive Award and the Grantee’s participation in the Plan, or future awards that may be granted under the Plan, by electronic means or request the Grantee’s consent to participate in the Plan by electronic means. The Grantee hereby consents to receive such documents by electronic delivery and, if requested, agrees to participate in the Plan through an on-line or electronic system established and maintained by the ​ or another third party designated by the ​.

Consent to Electronic Delivery; Electronic Signature. In lieu of receiving documents in paper format, the Participant agrees, to the fullest extent permitted by law, to accept electronic delivery of any documents that the Company may be required to deliver (including, but not limited to, prospectuses, prospectus supplements, grant or award notifications and agreements, account statements, annual and quarterly reports and all other forms of communications) in connection with this and any other Award made or offered by the Company. Electronic delivery may be via a Company electronic mail system or by reference to a location on a Company intranet to which the Participant has access. The Participant hereby consents to any and all procedures the

Electronic Delivery and Acceptance. The Company may deliver any documents related to this Performance Stock Unit Award by electronic means and request your acceptance of this Agreement by electronic means. You hereby consent to receive all applicable documentation by electronic delivery and to participate in the Plan through an on-line (and/or voice activated) system established and maintained by the Company or the Company’s third-party stock plan administrator.

The Company may, in its sole discretion, decide to deliver any documents related to current or future participation in the Plan by electronic means. You hereby consent to receive such documents by electronic delivery and agree to participate in the Plan through an on-line or electronic systems established and maintained by the Company or a third-party designated by the Company.

Delivery by Electronic Means. This Agreement and any amendments hereto, to the extent signed and delivered by means of a PDF, facsimile machine or other electronic transmission, shall be treated in all manner and respects as an original contract and shall be considered to have the same binding legal effects as if it were the original signed version thereof delivered in person. At the request of any party hereto or to any such contract, each other party hereto or thereto shall re-execute original forms thereof and deliver them to all other parties. No party hereto or any such contract shall raise the use of a facsimile machine or other electronic transmission to deliver a signature or the fact that any signature or contract was terminated or communicated through the use of facsimile machine or other electronic transmission as a defense to the formation of a contract and each such party forever waives any such defense.

Electronic Delivery and Acceptance. Southwestern may, in its sole and absolute discretion, decide to deliver any documents related to current or future participation in the Plan by electronic means and/or require the Participant to accept this Award or any future Award by electronic means. The Participant hereby consents to receive such documents by electronic delivery and agrees that acceptance of this Award and any future Award may be through an on-line or electronic system established and maintained by Southwestern or a third party designated by Southwestern.

Address for delivery of Notes: