The Optionee may exercise this Stock Option only in the following manner: from time to time on or prior to the Expiration Date of this Stock Option, the Optionee may give written notice to the Administrator of his or her election to purchase some or all of the Option Shares purchasable at the time of such notice. This notice shall specify the number of Option Shares to be purchased.

The Grantee may exercise this Stock Option only in the following manner: from time to time on or prior to the Expiration Date of this Stock Option, the Grantee may give written notice to the Administrator (or such person or entity as the Administrator may designate) of his or her election to purchase some or all of the Option Shares purchasable at the time of such notice. This notice shall specify the number of Option Shares to be purchased.

The Grantee may exercise this Stock Option only in the following manner: from time to time on or prior to the Expiration Date of this Stock Option, the Grantee may give written notice to the Administrator (or such person or entity as the Administrator may designate) of his or her election to purchase some or all of the Option Shares purchasable at the time of such notice. This notice shall specify the number of Option Shares to be purchased.

This Option is exercisable by delivery of an exercise notice which shall state the election to exercise the Option, the number of Shares in respect of which the Option is being exercised and such other representations and agreements as may be required by the Company or the Plan Administrator (the “Exercise Notice”). The Exercise Notice shall be in the form and delivered in the manner prescribed by the Plan Administrator.

Manner of Construction. Landlord may impose, as a condition of its consent to any and all Alterations or repairs of the Premises or about the Premises, such requirements as Landlord in its reasonable discretion may deem desirable, including, but not limited to, the requirement that Tenant utilize for Alterations that are reasonably expected to affect the “Base Building” (as defined below) only contractors, subcontractors, materials, mechanics and

Manner of Payment. All payments under this Agreement shall be made in US Dollars by wire transfer or Automated Clearing House to a bank account designated in writing by BI or G1, as applicable, which shall be designated at least ​ before such payment is due.

Manner of Exercise. An Option may be exercised by the Grantee in whole or in part from time to time, subject to the conditions contained in this Agreement and the Plan. The Options may be exercised by delivery in person, by facsimile or electronic transmission, or through the mail of written notice of exercise to the Company at its principal executive office in Minneapolis, Minnesota (or to the Company’s designee, as may be established from time to time by the Company and communicated to the Grantee), and by paying in full the total exercise price for the shares of Common Stock underlying the Options.

Manner of Construction. Landlord may impose, as a condition of its consent to any and all Alterations or repairs of the Premises or about the Premises, such requirements as Landlord in its reasonable discretion may deem desirable, including, but not limited to, the requirement that upon Landlord's request, Tenant shall, at Tenant's expense, remove such Alterations upon the expiration or any early termination of the Lease Term. Tenant shall construct such Alterations and perform such repairs in a good and workmanlike manner, in conformance with any and all applicable federal, state, county or municipal laws, rules and regulations and pursuant to a valid building

Subject to the terms of the Plan, the Option may be exercised by # delivering to the Company, prior to the expiry of the Option, an option exercise form duly executed by the Optionee or its Legal Representative (the “Option Exercise Form”) substantially in the form of Schedule “A” completed and executed in a manner acceptable to the Company, acting reasonably, or # in a manner and pursuant to such procedures as the Board of Directors may determine, which will state the election to exercise the Option (with appropriate proof of completion of such exercise procedure) (the “Alternative Exercise Procedure”). The Option Exercise Form or the completion of the Alternative Exercise Procedure (as applicable) must be accompanied by payment in full for the number of Common Shares in respect of which the Option is being exercised, in cash, bank draft, certified cheque or other form of payment acceptable to the Company, made payable to the Company at its principal place of business at the time of the exercise of the Option.

Manner of Construction. Landlord may impose, as a condition of its consent to any and all Alterations or repairs of the Premises or about the Premises, such reasonable requirements as Landlord in its reasonable discretion may deem desirable, including, but not limited to, the requirement that Tenant utilize for such purposes only contractors, subcontractors, materials, mechanics and materialmen selected by Tenant and approved by Landlord (which approval shall not be unreasonably withheld, conditioned or delayed) and the requirement that upon Landlord’s request at the time Landlord approves such Alterations (subject to the terms of Section 8.5 below), Tenant shall, at Tenant’s expense, remove such Alterations upon the expiration or any early termination of the Lease Term. Tenant shall construct such Alterations and perform such repairs in a good and workmanlike manner, in conformance with any and all Applicable Laws and, where required by Applicable Law, pursuant to a valid building permit. Tenant shall not use (and upon notice from Landlord shall cease using) contractors, services, workmen, labor, materials or equipment that, in Landlord’s reasonable judgment, would disturb labor harmony with the workforce or trades engaged in performing other work, labor or services in or about the Building or the Common Areas. Upon completion of any Alterations (or repairs), Tenant shall deliver to Landlord final lien waivers from all contractors, subcontractors, design professionals, service providers, suppliers and materialmen who performed such work and whose labor, supplies or services give rise to a lien under California law. In addition to Tenant’s obligations under Article 9 of this Lease, upon completion of any Alterations, Tenant shall deliver to the Project construction manager a reproducible copy of the “as built” drawings of the Alterations in CAD format as well as copies of all permits, approvals and other documents issued by any governmental agency in connection with the Alterations.