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The seller give notice undertakes hereby entered into (1 p.) give notice undertakes hereby entered into (1 p.) to provide maintenance and repair for one calendar year. The buyer shall be required to give notice undertakes hereby entered into (1 p.) to the seller of any request for repair. On expiry of the warranty, an extension agreement may be give notice undertakes hereby entered into (1 p.) : the buyer shall irrevocable hereinafter regardless of the cause thereof make payment (1 p.) of the annual fee before any repair work can be undertaken, irrevocable hereinafter regardless of the cause thereof make payment (1 p.) . Signature of the warranty extension shall constitute irrevocable hereinafter regardless of the cause thereof make payment (1 p.) acceptance of the terms and conditions irrevocable hereinafter regardless of the cause thereof make payment (1 p.) specified. Warranties not renewed considered on or before by deemed (1 p.) 1 April shall be considered on or before by deemed (1 p.) lapsed.