Dear Felix
I refer to the Stock Purchase Agreement between us dated [DATE OF STOCK PURCHASE AGREEMENT, ex. July 21, 1995] in respect of the capital stock of [NAME OF CORPORATION].
I hereby notify you that in accordance with the terms and conditions of the Stock Purchase Agreement, I have elected to sell my stock in the corporation to you, effective [EFFECTIVE DATE OF SALE, ex. September 30, 1998] for the price of [SALE PRICE OF STOCK].
Kindly confirm that the appropriate arrangements will be made to transfer the stock to you and to pay me the purchase price thereof.
Regards
Lydia