Auto Data Network's CarParts Technologies Subsidiary Awarded Contract by Big O Tires for Vast Point-of-Sale to Improve Customer Experience

NEW YORK & TUNBRIDGE WELLS, England--Aug. 4, 2004--Auto Data Network Inc. (OTCBB:ADNW), a provider of software and real-time data services to the automotive industry, today announced that its subsidiary, CarParts Technologies Inc. (CarParts), a leading provider of open, eCommerce and business automation software solutions for the North American automotive aftermarket, has been awarded a contract for its VAST Point-of-Sale (POS), VAST Multi-Store and OpenWebs(TM) eCommerce software systems by Big O Tires, a Subsidiary of TBC Corporation . Deployment into Big O Tires' 560 franchise retail outlets in 23 states will begin immediately.

VAST is the leading multi-location, Windows-based POS system for full service tire and auto service centers that drives new revenue growth, generates incremental profits and efficiently manages day-to-day shop operations. VAST also streamlines shop functions to improve the estimating and invoicing processes at the point-of-sale.

"VAST's selling capabilities have helped our tire and retail service customers increase their revenues and profits," said Dave McCann, CEO of CarParts Technologies Inc. "VAST is simple to learn, yet has up-selling tools based on a powerful parts catalog and labor estimating workflow not found in traditional tire software applications. Integrated into our eCommerce platform, VAST also enables fast and seamless connections to parts and tire wholesalers' inventories providing retailers with the ability to maximize customer service by locating the right products at the right time."

About Auto Data Network

Auto Data Network is a group of established companies that provide software products and services to the automotive industry. The company's main customer base is the auto dealership marketplace. This marketplace consists of approximately 78,000 dealers in North America and 92,000 dealers in Europe. The company estimates that this represents a $15 billion market for Software and Services specifically for auto dealerships. The company supplies a suite of software solutions and services that enable dealerships to run their businesses more efficiently whilst achieving considerable cost savings. The majority of the company's current solutions is focused on serving the aftermarket and finance areas of dealerships. These areas are of particular importance as the aftermarket business is responsible for 48% of a dealerships profit from 12% of their overall revenue. The second most profitable area is vehicle finance and insurance this area contributes 35% of profits from 2% of revenues.

About CarParts Technologies, Inc.

CarParts Technologies, Inc. is the leading provider of extended supply chain software solutions for the automotive aftermarket. The solutions are used in more than 3,000 leading aftermarket outlets including Tier 1 manufacturers, program groups, tire and service chains, warehouse distributors and independent installers. CarParts Technologies' open, end-to-end solutions allow companies to generate new sales, operate more cost efficiently, accelerate inventory turns and maintain stronger relationships with suppliers and trading partners.

Established in 1997, CarParts Technologies' complete suite of business solutions has delivered compelling returns on investment to customers across the entire aftermarket supply chain. Headquartered in San Juan Capistrano, California, CarParts Technologies has received funding from Rho Ventures, BEV Capital, Investor AB, St. Paul Venture Capital. For additional information on CarParts Technologies, please visit the website at www.carpartstechnologies.com.

Legal Notice Regarding Forward Looking Statements:

This press release contains forward-looking statements as defined in the Private Securities Litigation Reform Act of 1995. Readers are cautioned not to place undue reliance on these forward-looking statements. Actual results may differ materially from those indicated by these forward-looking statements as a result of risks and uncertainties impacting the Company's business including increased competition; the ability of the Company to expand its operations through either acquisitions or internal growth, to attract and retain qualified professionals, and to expand commercial relationships; technological obsolescence; general economic conditions; and other risks detailed time to time in the Company's filings with the Securities and Exchange Commission (SEC).