EXHIBIT 10 U. S. POSTAL SERVICE: CONTRACT/ORDER MODIFICATION 1. MODIFICATION NO.:M010 TO CONTRACT/ORDER NO.: 072368-96-B-0741 2 a. DATE ISSUED: 04/15/99 b. REQUEST NO.: 99-02580 c. FINANCE NO: 072368 SSN/TIN: 16-1068506 3. CONTRACTOR: 4. ISSUED BY: ROY GLOSSER U S POSTAL SERVICE AMERICAN LOCKER SECURITY PURCHASING & MATLS SERVICE CENTER PO BOX 489 3300 S PARKER RD SUITE 400 JAMESTOWN NY 14702-0489 AURORA CO 80014-3500 (800) 828-9118 FOR INFORMATION CALL: Patricia D. Kain 303/369-1248 pkain@usps.gov ACO CODE: 072368 The above number contract/order is modified as set forth in Block 6, by supplement agreement entered into pursuant to authority of the Contracting Officer. The contractor is required to sign and return one copy of this modification to the Issuing Office. 6. DESCRIPTION OF MODIFICATION: REFERENCE: NATIONAL CONTRACTS - CENTRAL DELIVERY EQUIPMENT 1. This contract is extended for a one year term from 04/15/99 through 04/14/2000. 2. New Pricing, as listed on Page 2, is effective 04/15/1999. 3. The following items are deleted from the contract effective 09/11/1999: Item 04, NDCBU Type I Item 05, NDCBU Type II Item 06, NDCBU Type III Item 08a, NDCBU Pedestal Except as provided herein, all terms and conditions of the document referenced in Block 1, as heretofore changed, remain unchanged and in full force and effect. 7. ACCOUNTS PAYABLE DATA X is not , is changed, see --- --- Previous Grand Total: Value of Modification: New Grand Total: The supplier X is not is required to sign and return an original and --- --- --- copy(ies) of this modification to the issuing Office (See Block 4). 8. SIGNATURES: SUPPLIER U.S. POSTAL SERVICE /s/ Roy J. Glosser 4/14/98 /s/ Patricia D. Kain 4/14/98 --------------------------------------- -------------------------------- Signature Date Signature Date Roy J. Glosser Patricia D. Kain --------------------------------------- -------------------------------- Name of Person Authorized to Sign Title Contracting Officer CONTRACT/ORDER MODIFICATION DESCRIPTION - Continuation Page 2 of 2 Pages 1. MODIFICATION NO.: 010 CONTRACT/ORDER/AGREEMENT: 072368-96-B-0741 3. DESCRIPTION OF MODIFICATION NEW PRICING EFFECTIVE 04/15/1999 ITEM 01: CBU TYPE I $861.00 ITEM 02: CBU TYPE II $892.00 ITEM 03: CBU TYPE III $923.00 ITEM 07: OPL $244.00 PRICING FOR THE FOLLOWING ITEMS REMAINS THE SAME: ITEM 08: REPLACEMENT PEDESTALS ITEM 08b: OPL $ 75.00 ITEM 08c: CBU TYPE I $110.00 CBU TYPE II $150.00 CBU TYPE III $110.00