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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used to promote or benefit any one System Hotel or market. We will have no obligation in administering any activities paid for with the Monthly Program Fee to make expenditures for you that are equivalent or proportionate to your payments or to ensure that the Hotel benefits directly or proportionately from such expenditures. 4.4.6 We may create any programs and allocate monies derived from Monthly Program Fees to any regions or localities, as we consider appropriate in our sole business judgment. The aggregate of Monthly Program Fees paid to us by System Hotels does not constitute a trust or "advertising fund" and we are not a fiduciary with respect to the Monthly Program Fees paid by you and other System Hotels. 4.4.7 We are not obligated to expend funds in excess of the amounts received from System Hotels. If any interest is earned on unused Monthly Program Fees, we will use the interest before using the principal. The Monthly Program Fee does not cover your costs of participating in any optional marketing programs and promotions offered by us in which you voluntarily choose to participate. These Monthly Program Fees do not cover the cost of operating the Hotel in accordance with the Standards. 4.5 Inspections/Compliance Assistance. We will administer a quality assurance program for the System that may include conducting pre- opening and periodic inspections of the Hotel and guest satisfaction surveys and audits to ensure compliance with the Standards. You will permit us to inspect the Hotel without prior notice to you to determine if the Hotel is in compliance with the Standards. You will cooperate with our representatives during these inspections. You will then take all steps necessary to correct any deficiencies within the times we establish. You may be charged a Quality Assurance Re-Evaluation Fee as set forth in the Standards. You will provide complimentary accommodations for the quality assurance auditor each time we conduct a regular inspection or a special on-site quality assurance re-evaluation after the Hotel has failed a regular quality assurance evaluation or to verify that deficiencies noted in a quality assurance evaluation report or PIP have been corrected or completed by the required dates. 4.6 Manual. We will issue to you or make available in electronic form the Manual and any revisions and updates we may make to the Manual during the Term. You agree to ensure that your copy of the Manual is, at all times, current and up to date. If there is any dispute as to your compliance with the provisions of the Manual, the master copy of the Manual maintained at our principal office will control. 8 4.7 Equipment and Supplies. We will make available to you for use in the Hotel various purchase, lease, or other arrangements for exterior signs, operating equipment, operating supplies, and furnishings, which we make available to other System Hotels. 5.0 YOUR RESPONSIBILITIES 5.1 Operational and Other Requirements. You must: 5.1.1 after the Opening Date, operate the Hotel twenty-four (24) hours a day; 5.1.2 operate the Hotel using the System, in compliance with this Agreement and the Standards, and in such a manner to provide courteous, uniform, respectable and high quality lodging and other services and conveniences to the public. You acknowledge that, although we provide the Standards, you have exclusive day-to-day control of the business and operation of the Hotel and we do not in any way possess or exercise such control; 5A.3 comply with the Standards, including our specifications for all supplies, products and services. We may require you to purchase a particular brand of product or service to maintain the common identity and reputation of the Brand, and you will comply with such requirements. Unless we specify otherwise, you may purchase products from any authorized .source of distribution; however, we reserve the right, in our business judgment, to enter into exclusive purchasing arrangements for particular products or services and to require that you purchase products or services from approved suppliers or distributors; 5.1.4 install, display, and maintain signage displaying or containing the Brand name and other distinguishing characteristics in accordance with Standards we establish for System Hotels; 5.1.5 comply with Standards for the training of persons involved in the operation of the Hotel, including completion by the General Manager and other key personnel of the Hotel of a training program for operation of the Hotel under the System, at a site we designate. You will pay us all fees and charges, if any, we require for your personnel to attend these
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Extract the exact clause related to "Exclusivity" from the excerpt above.

assistant: You must: