ADBASE mailing data is carefully researched and constantly updated by the industry's largest team of researchers, giving you the most comprehensive, most accurate and the most valuable list of creative buyers anywhere.
The ADBASE Mailing Accuracy Guarantee
If at any time you find that the mailing data for buyers in your edition of an ADBASE database is less than 99% accurate, notify ADBASE and within 15 days, ADBASE will update these buyers, provide you with the corrections, and extend your subscription by 90 days, free of charge.
The ADBASE Email Accuracy Guarantee
If at any time you find that the email address data for buyers in your edition of an ADBASE database is less than 95% accurate, notify ADBASE and within 15 days, ADBASE will update these buyers, provide you with the corrections, and extend your subscription by 90 days, free of charge.
"When I first started out freelancing, I subscribed to ADBASE. I would send out a few thousand postcards and that's pretty much how I got work."
