============= Page 1 of 1 ============= JUN.29.2001 12:30AM June 29, 2001 Rocky Emery Paine Webber, Inc. Private Client Group 109 N. Post Oak Lane, Suite 150 Houston, TX 77024 NO. e03 P.6/6 a RE: Sale of 82,747 shares of Enron Corp. to Company for Repayment of $4,000,000 LOC through June 28, 2001 Dear Rocky: This letter is your authority to transfer 41,728 shares of Enron Corp. stock from the stock option award, Grant #3781, with an exercise date of 5/04/99 in Paine Webber Acct. HM-E0133-ES to the Enron Corp. Omnibus Paine Webber Acct. HS-54630-EN by or before Tuesday, July 3,2001. The remaining 41,019 shares will be delivered in certificate form directly to Enron Corp. l Please call Sher ie Gibson at 713/630-0103 should you have any questions. Sincerely, CC: Elaine Overturf Pam Butler Joanne Cortez Sherrie Gibson EC38648B0050199 EXH063-00320 GOVERNMENT EXHIBIT 4102 Crim. No. H-04-25 (S-2)