Experian QAS study reveals prevalence of real-time address verification increasing among top online retailers
New report provides tips for accurate capture of mailingemail address data during online checkout

Boston, Mass., Jan. 11, 2012 - Experian® QAS®, a part of Experian Marketing Servicesa leading provider of softwareservices, today released a new benchmark report on the data quality practices of top online retailers. The report reveals that 72 percent of the top 100 retailers are using some form of address verification during online checkout.

"Year over year, we are seeing the incidence of real-time address verification growing among retailers," said Thomas Schutz, senior vice president, general manager of Experian QAS. "While this growth is encouraging, retailers now need to focus on accurately capturing not only mailing address, but also other forms of contact data vital to marketingbusiness success."

This third annual benchmark report enables retailers to compare their online verification practices to those of industry leaders. This year's report also provides tips for accurately capturing email addresses, a continuously growing data point for retailers. These tips include: 1) gain a better understanding of email databases; 2) clean existing inaccurate emails;3) as they are being entered.

To find out how online retailers are utilizing contact data verification, download the complimentary report .

Contact:
Erin Haselkorn
Experian QAS Public Relations
1 617 385 6700
erin.haselkorn@qas.com

About Experian QAS
Experian QAS is an address data quality software pioneer. The company's products capture, validate, cleanse, standardizeenrich customer contact information. Established in 1990 with offices throughout the United States, EuropeAsia Pacific, Experian QAS provides data validation softwareservices to more than 10,000 clients worldwide in retail, education, healthcare, insurance, finance, governmentother sectors. For more information, visit .

About Experian Marketing Services
Experian Marketing Services delivers best-in-breed data, analyticsplatforms into multiple regions around the globe. It is focused on helping marketers more effectively targetengage their best customers through email, , , ,, ,strategic consulting. Through these capabilities, Experian Marketing Services enables organizations to encourage brand advocacy, create measurable return on investmentsignificantly improve the lifetime value of their customers.

About Experian
Experian is the leading global information services company, providing dataanalytical tools to clients in more than 80 countries. The company helps businesses to , , target marketing offersautomate decision making. Experian also helps individuals to check their .

Experian plc is listed on the London Stock Exchange (EXPN)is a constituent of the FTSE 100 index. Total revenue for the year ended March 31, 2011, was $4.2 billion. Experian employs approximately 15,000 people in 41 countrieshas its corporate headquarters in Dublin, Ireland, with operational headquarters in Nottingham, UK; Costa Mesa, California;São Paulo, Brazil.

Experianthe Experian marks used herein are service marks or registered trademarks of Experian Information Solutions, Inc. Other productcompany names mentioned herein are the property of their respective owners.