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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comply with the terms of this Section 20 after Pretzel Time requests compliance, Pretzel Time shall have the right to enter upon Franchisee's premises without being deemed guilty of trespassing or any other offense, and make or cause to be made such changes at Franchisee's expense, which Franchisee agrees to pay upon demand. Franchisee agrees to not directly or indirectly at any time or in any manner (except with respect to other Pretzel Time Units owned by the Franchisee) identify himself or any business as a current or former Pretzel Time Unit, or as a franchisee, licensee or dealer of Pretzel Time or its Affiliates. Franchisee further agrees to not use any Mark, any colorable imitation thereof or other indicia of a Pretzel Time Unit in any manner or for any purpose or utilize for any purpose any trade name, trade or service mark or other commercial symbol that suggests or indicates a connection or association with Pretzel Time or its Affiliates. Franchisee (or any of its Owners) agrees after termination he will not do business under any name or in any manner that might tend to give the general public the impression that he is associated, affiliated, licensed, franchised by or related to Pretzel Time. The Franchisee (or any of its Owners) may not thereafter use any name, logo type, or symbol confusingly similar to Pretzel Time's Service Mark, logo type or symbol. If Franchisee continues operating a business at the franchised location it will exert every reasonable effort to inform the public of his new status, including a change of telephone number and advertising materials. The Franchise granted to Franchisee hereunder to sell Products bearing Pretzel Time's Marks does not include the right to sell or advertise for sale of Franchisee's Franchise itself or of its business location. No advertisement by Franchisee or other public solicitation for sale of his interest in this Agreement may include a representation of Pretzel Time's trademark or any reference to Pretzel Time or its trademark system. 20.C. RETURN OF MATERIALS. Franchisee agrees to return to Pretzel Time all signs, sign-faces, forms, invoices, letterhead, and other materials containing any Mark or otherwise identifying or relating to a Pretzel Time Unit and allow Pretzel Time, without liability to remove all such items from the Unit. Franchisee also agrees to return all materials and confidential information loaned to Franchisee, including, without limitation, all Operations Manuals and Training Manuals and videos. Franchisee agrees to return all materials and supplies identified by the Marks in full cases or packages to Pretzel Time for credit and dispose of all other materials and supplies, but not equipment, identified by the Marks within thirty (30) days after the effective date of termination or expiration of this Agreement. 20.D. TELEPHONE COMPANY. Franchisee agrees to notify the telephone company and all telephone directory publishers of the termination or expiration of Franchisee's right to use any telephone and telecopy numbers and any regular, classified or other telephone directory listings associated with any Mark and to authorize the transfer thereof to Pretzel Time or at its direction. Franchisee acknowledges and agrees that as between him and Pretzel Time, Pretzel Time has the sole rights to and interest in all telephone and telecopy numbers and directory listings associated with any Mark. Franchisee authorizes Pretzel Time, and hereby appoints Pretzel Time and any of its officers as Franchisee's attorney in fact, to direct the telephone company and all telephone directory publishers to transfer any telephone and telecopy numbers and directory listings relating to the Pretzel Time Units to Pretzel Time or at its direction, should Franchisee fail or refuse to do so, and the telephone company and all telephone directory publishers may accept such direction or this agreement as conclusive of Pretzel Time's exclusive rights in such telephone and telecopy numbers and directory listings and Pretzel Time's authority to direct their transfer. Franchisee agrees to execute a collateral assignment of telephone numbers and listings agreement which is attached hereto as Exhibit G. In no event shall Pretzel Time be responsible for any charges incurred by Franchisee and associated with the telephone company prior to the date of transfer. 20.E. CONFIDENTIAL INFORMATION. Franchisee (and its Owners) agrees that upon termination or expiration of this Agreement, he will immediately cease to use any Confidential Information of Pretzel Time or its Affiliates disclosed to him pursuant to this Agreement in any business or otherwise. This provision is also applicable to the Owners if the Franchise is a corporation or
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Extract the exact clause related to "Post-Termination Services" from the excerpt above.

assistant: Franchisee agrees to notify the telephone company and all telephone directory publishers of the termination or expiration of Franchisee's right to use any telephone and telecopy numbers and any regular, classified or other telephone directory listings associated with any Mark and to authorize the transfer thereof to Pretzel Time or at its direction.