Consent to Electronic Delivery of All Plan Documents and Disclosures. By acceptance of the Notice (whether in writing, electronically or otherwise), Participant agrees to participate in the Plan through an on-line or electronic system established and maintained by the Company or a third party designated by the Company and consents to the electronic delivery of the Notice, the Appendix, this Agreement, the Plan, account statements, Plan prospectuses required by the U.S. Securities and Exchange Commission, U.S. financial reports of the Company, and all other documents that the Company is required to deliver to its security holders (including, without limitation, annual reports and proxy statements) or other communications or information related to the Option and current or future participation in the Plan. Electronic delivery may include the delivery of a link to a Company intranet or the internet site of a third party involved in administering the Plan, the delivery of the document via e-mail or such other delivery determined at the Company’s discretion. Participant acknowledges that Participant may receive from the Company a paper copy of any documents delivered electronically at no cost if Participant contacts the Company by telephone, through a postal service or electronic mail to the Company at Attn: Stock Plan Administration at the Company, 6000 Shoreline Court, Suite 300, San Francisco, California 94080, Email: ​, Telephone ​. Participant further acknowledges that Participant will be provided with a paper copy of any documents delivered electronically if electronic delivery fails; similarly, Participant understands that Participant must provide on request to the Company or any designated third party a paper copy of any documents delivered electronically if electronic delivery fails. Also, Participant understands that Participant’s consent may be revoked or changed, including any change in the electronic mail address to which documents are delivered (if Participant has provided an electronic mail address), at any time by notifying the Company of such revised or revoked consent by telephone, postal service or electronic mail to the Company at Attn: Stock Plan Administration at the Company, 6000 Shoreline Court, Suite 300, San Francisco, California 94080, Email: ​, Telephone ​. Participant agrees to notify the Company upon any change in Participant’s residence address indicated in the Notice or any electronic mail address provided.

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.

Electronic Delivery and Acceptance. The Company 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 the Southwestern.

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. ​ may, in its sole discretion, decide to deliver any documents related to Restricted Stock Units granted under the Plan or future Restricted Stock Units that may be granted under the Plan by electronic means or request your consent to participate in the Plan by electronic means. You consent to receive such documents by electronic delivery and agree to participate in the Plan through any on-line or electronic system established and maintained by ​ or another third party designated by ​.

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 ​.

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.

Delivery of Documents. The [[Collateral Agent:Organization]] shall have received on or before the Amendment No. 5 Effective Date the following, each in form and substance reasonably satisfactory to the [[Collateral Agent:Organization]] and, unless indicated otherwise, dated the Amendment No. 5 Effective Date:

Electronic Signature. The parties may execute and deliver this Agreement and any documents now or hereafter executed and delivered in connection with this Agreement using procedures now or hereafter established by the Company for electronic signature and document delivery. The Grantee’s electronic signature shall be the same as, and shall have the same force and effect as, the Grantee’s manual signature. For the avoidance of doubt, the Grantee’s clicking on the applicable acceptance box on the Charles Schwab website shall be deemed to constitute the Grantee’s electronic execution and delivery of this Agreement. Any procedures for electronic signature and delivery may be effected by a third party engaged by the Company to provide administrative services related to the Plan.

Whenever a signature, acceptance, notice or delivery of a document is required or appropriate under the Plan, signature, notice or delivery may be accomplished by paper or written format, by electronic means, or by default. If electronic means are used for the signature, notice or delivery of a document hereunder, the electronic record or confirmation of that signature, notice or delivery maintained by or on behalf of the Committee shall for purposes of the Plan be treated as if it was a written signature or notice and was delivered in the manner provided herein for a written document. Similarly, to the extent that acceptance of a document occurs by default, the Committee’s failure to receive a rejection or opting out of a document shall for purposes of the Plan be treated as if it was a written acceptance delivered in the manner provided herein for a written document.