Department of the Treasury, Internal Revenue Service, 6009 Oxon Hill Road, Suite 700, ATTN: M:P, Oxon Hill, MD 20745

D -- SOFTWARE AND SOFTWARE MAINTENANCE SOL TIRNO-98-Q-00277 DUE 091898 POC Rhonda Washington (202) 283-1395 The Internal Revenue Service intends to issue a pruchase order on a sole source basis to Vitech Corporation for the following: (1) Enterprise Database Upgrade -- 1st License Upgrade, (1) 2nd License Upgrade, (1) 3rd LicenseUpgrade3, (3) Annual Maintenance Agreements per License, (1) Mandatory Database Installation Charge, (3) Core Version 2.0 with Gemstone Database to include Installation Media and Documentation, (3) Yearly Maintenance for Core Version 2.0 with Gemstone Database, (1) Three day Introductory Dedicated Class for six students, (2) Four day Advanced Public Core Class taught at Vienna facility (per student). All responsible sources who can provide the above requirements shall submit written quotations (no facsimile responses accepted) no later than 10 days from the published date of this announcement. No equivalents accepted. Evaluation/Award will be based on lowest price to government. All quotes shall include Price(s); FOB Point, poc (name and telephone number); GSA contract Numer if applicable; delivery date; business size; payment terms; Taxpayer Identification Number: Dunn & Bradstreet Number. No facsimile respones accepted. All questions must be submitted in writing to Ms Rhonda Washington at facsimile (202)283-0610 or mail. All responses should reference number 0-8-10-s0-g1-b17. If no affirmative responses are received an award will be made to Vitech Corporation. Posted 09/08/98 (W-SN246746). (0251)

Loren Data Corp. http://www.ld.com (SYN# 0010 19980910\D-0002.SOL)