default is given. 20. RIGHTS AND OBLIGATIONS OF PRETZEL TIME AND FRANCHISEE UPON TERMINATION OR EXPIRATION OF THE FRANCHISE. 20.A. AMOUNTS OWED. Unless otherwise authorized by Pretzel Time in writing, in the event of expiration or termination of this Agreement for any reason, or upon the sale, transfer or assignment of the Franchise by Franchisee, all of Franchisee's rights hereunder shall terminate and Franchisee shall cease to operate the Franchise. Franchisee agrees to pay Pretzel Time within fifteen (15) days after the effective date of termination or expiration of this Agreement, or such later date that the amounts due to Pretzel Time are determined, such Royalty Fees, Advertising Fund Fees, amounts owed for purchases by Franchisee from Pretzel Time or its Affiliates, interest due on any of the foregoing and all other amounts owed to Pretzel Time or its Affiliates which are then unpaid. Expiration or termination of this Agreement for any reason shall not affect, modify, or discharge any note, account receivable, or debt, contingent or otherwise, existing or arising under this Agreement, or any prior agreement, contract, or dealing between Pretzel Time and Franchisee. 20.B. DISCONTINUANCE OF MARKS. Franchisee agrees to immediately discontinue all use of trade names, trademarks, logotypes, forms of advertising and other commercial symbols of Pretzel Time, and forms of advertising indicative of Pretzel Time and cancel all assumed name registrations. Franchisee further shall remove or cause to be removed all signs and structures indicative of a Pretzel Time Unit and shall alter the premises occupied by Franchisee so as to distinguish the same from its former appearance and from a Pretzel Time franchise. Further, Franchisee shall discontinue the use of any and all printed goods and materials using said trade names, trademarks, logos and other commercial symbols of Pretzel Time. If Franchisee refuses to