May 7, 2004 Richard E. Tarrant P.O. Box 1070 Burlington, VT 05402-1070 Dear Rich: I am writing to confirm our agreement that, effective as of May 7, 2004, the Stock Restriction and Voting Agreement dated as of April 29, 1999 entered into by and among you and me is terminated and is of no further force or effect. Please acknowledge and confirm your acceptance of the foregoing by signing where indicated below and returning it to me. /S/ AMY E. TARRANT BY RONALD L. ROBERTS AS ATTORNEY-IN-FACT ------------------------------ Amy E. Tarrant Acknowledged and Agreed: /S/ RICHARD E. TARRANT ------------------------------ Richard E. Tarrant