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:
"""
obtain orders for Products. Developer shall, during the term hereof, adopt such policies, strategies, prices, customer license terms and conditions, and decisions which will reasonably support Distributor in promoting and increasing sales of Products throughout the Territory and shall respond to Distributor as soon as reasonably practicable with respect to the foregoing. (c) Distributor will promote the sale of Products throughout the Territory to End-Users by means of personal visits, presentations, seminars, correspondence. Specific marketing and sales programs will be defined jointly by Distributor and Developer. (d) Distributor hereby acknowledges that prompt, courteous and professional service of all End-Users and the fostering and maintenance of good relations with End-Users is of paramount importance to Developer, and Distributor hereby agrees to use reasonable efforts to so serve End-Users and promote such relations with End-Users. Distributor shall call upon End-Users regularly, provide assistance and information to End-Users as requested by End-Users or Developer, serve as liaison between End-Users and Developer, and comply with such policies and procedures as Developer may from time to time communicate to Distributor. (e) Distributor shall take all necessary steps to ensure that it and all of its sales personnel are fully familiar with and can effectively demonstrate the Products, are familiar with the Developer's then-current price list, and applicable Developer policies and procedures. (f) Distributor shall attend such annual sales and consulting meetings for, among other things, training and education as Developer shall reasonably require. Distributor 2 3 shall be responsible for the cost of any travel or lodging for attendance at such meetings required by Developer. (g) All payments by End-Users for Products shall be made directly to Distributor, and Distributor shall so advise Developer of the End-Users to whom sales are made. (h) Distributor will not incur or create any liability on behalf of Developer or in any way pledge or purport to pledge the credit of Developer. (i) Distributor will: (i) work closely with Developer to implement the agreed upon sales strategy and marketing strategy for Developer in the Territory; (ii) prepare any market survey or other marketing or sales report reasonably requested by Developer from time to time; and (iii) inform Developer promptly of any commercial, financial, technical or other information which would be of interest to Developer, including but not limited to foreseeable developments regarding End-Users' needs of which Distributor becomes aware. (j) Distributor will observe all directions and instructions given by Developer in relation to Developer's commercial policy, delivery and payment terms and the distribution of Products, and, in the absence of any such directions or instructions in relation to any particular matter, will act in such manner as Distributor reasonably considers to be most beneficial to the best interests of Developer. (k) Distributor will observe and take all necessary or appropriate steps to observe the standards and technical specifications applicable to Developer's business as may be communicated from time to time by Developer to Distributor. (1) Developer shall be the sole source of all copies of the Products or their components distributed by Distributor under the terms of this Agreement. Furthermore, Developer's and the Product names shall appear on the initial screen in all cases. Distributor may mark all such products and materials with its own names or logos to indicate that the Distributor is a marketer of the Products, provided that any such label or lettering is no larger in size than that used for the name and logo of Developer. (m) Distributor shall allocate a minimum of two (2) dedicated people to sell and support the Products full-time. Distributor shall immediately notify Developer in the event that these people are assigned additional responsibilities that prevent them from remaining dedicated to the Products full-time. 3 4 1.4 Product Changes. --------------- Developer retains the right, in its sole discretion, to upgrade or modify the Products from time to time. In addition, upon ninety (90) days prior written notice to Distributor, Developer may add or delete Products from Schedule A. Upon receipt of any such notice of any upgrade or modification, or upon the expiration of the notice period set forth above for additions or deletions to Schedule A, Distributor shall cease to market and distribute earlier versions of the Products and/or Products deleted from Schedule A. 1.5 License to Use Trademark and Trade Name. --------------------------------------- Any and all trademarks and trade names which Developer uses in connection with the license granted hereunder are and shall remain the exclusive property of Developer. Nothing contained in this Agreement shall be deemed to
"""

Extract the exact clause related to "Effective Date" from the excerpt above.

assistant: Not found.