system: You are a contract-analysis assistant performing a span-extraction task. You are given an excerpt from a commercial contract and the name of a clause type to locate within it.

Return the exact text of the requested clause, copied verbatim from the excerpt — identical wording and punctuation, with no paraphrasing, summarising, explanation, or added commentary.

The excerpt is one window of a much longer contract and often will not contain the requested clause. If the requested clause does not appear in this excerpt, respond with exactly: Not found.

Output only the extracted clause text, or the exact string `Not found.` — nothing else.

user: Contract excerpt:
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penalty provided that a link to the Flix product page will be included in the Wildform product navigation that replaces the old version. * Continued presence of www.wildform.com/flix, the Flix main page, to explain On2's purchase of Flix, with links to On2's site (e.g. On2's main Flix information page, and shopping cart). d) Months 13-18: * Continued presence of www.wildform.com/flix, the Flix main page, to explain On2's purchase of Flix, with links to On2's site (e.g. On2's main Flix information page, and shopping cart). 7. Website front end a. Wildform will deliver the following: -All relevant Flix product web pages (approximately 25) and content, including product pages, sample videos and faq's (based on existing artwork). -All Flix digital graphics including existing Flix sample videos, logos, banners, buttons, screenshots and other Flix-related artwork (based on existing artwork). -All Wildform Flix tutorials (approximately 35) for On2's non-exclusive use. Should any tutorial author request that On2 remove the tutorial from On2's website, On2 shall comply with such request. -All of the following additional resource sections of Wildform's site: "Wildform in advertising", Wildform in CDRoms", and "Wildform in Email" for On2's nonexclusive use. b. Wildform will provide On2, via phone and email during Wildform's normal business hours, reasonable support for the website front end deliverables. It shall be On2's responsibility and On2 shall ensure that On2 has personnel capable of understanding, supporting and maintaining websites and all website materials provided by Wildform. 8. Website Back End a. Wildform will deliver the following pursuant to the Asset Purchase Agreement, which shall govern On2's use of the following: - shopping cart system and pages. - affiliate system, which includes ability to add affiliates, and track affiliate sales. - promotion code system that lets you create and track promotions. - administrative system that handles: o software license generation o automated customer emails - ecommerce transactions - banned email address check - credit card hash check - Whois queries. - Ability to generate free licenses of Flix - Ability to search through all issued licenses - Serial code generator - Ability to issue invoices - Ability to automatically email customers once they install a demo of Flix - E-commerce fraud detection tips - Email list of over 22,000 email addresses from free email providers and bad customers Wildform shall deliver the website front end and website back end electronically. Ensuring that the website works with On2's own merchant account and databases shall be On2's responsibility and On2 shall ensure that On2 has personnel capable of handling this transition. During the first twelve (12) months of the Term, Wildform will provide On2, via phone and email during Wildform's normal business hours, reasonable support for the website front end deliverables. The foregoing obligations of Wildform, shall be limited to a maximum of forty (40) hours, or up to a maximum of two hundred twenty (220) emails, whichever accumulates first. Wildform shall deliver the deliverables listed in paragraphs 7 and 8 of this exhibit and shall provide reasonable support for On2's use of these deliverables. However, it is On2's responsibility to ensure that On2 has personnel capable of handling this transition with all requisite skillsets including C++ programming, Linux, PHP, MYSQL, HTML etc. It is not Wildform's responsibility to instruct On2 staff in the basic functioning of computer systems and languages, nor is it Wildform's responsibility to maintain the deliverables once they have been delivered, except as specifically set forth herein. In the event that Flash 8 is released later than 11 months following closing and the release of the On2 version of Flix is delayed as a result of this On2 can elect to have Wildform perform whatever PR and marketing services cannot be performed until immediately prior to the launch of the On2 version of Flix (other than the above referenced marketing emails and reduced website presence that Wildform will provide at no additional cost) for a one-time cash payment of $100,000, provided, however that Wildform shall have no obligation to perform any services beyond the 18 month anniversary of the closing. Exhibit B Deliverables A. Deliverable #1 (source code for each to be delivered electronically after the Closing Date, subject to payment of the Closing Payment.): o Flix Pro 4 for Windows: o Flix Pro 4 for Windows Demo: o Flix Pro 3 for Mac: o Flix Pro 3 for Mac Demo: o Flix Engine 3.5 for Windows: o Flix Engine 3.5 for Windows Demo: o Flix Exporter 4 for Windows (including Flix FLV player): o Flix Exporter
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Extract the exact clause related to "Volume Restriction" from the excerpt above.

assistant: The foregoing obligations of Wildform, shall be limited to a maximum of forty (40) hours, or up to a maximum of two hundred twenty (220) emails, whichever accumulates first.