Computer Systems Associates is a complete data processing and mailing services provider with over 25 years of experience, innovation and industry know-how. We offer fast, cost-effective solutions for all your data processing and direct mail needs. • Media Conversions (tape, disk, etc.) • File Conversions (ASCII, DBF, etc.) • ZIP+4 and Address Correction (CASS) • National Change of Address (NCOA) • Merge-Purge & Duplicate Elimination • Postal Presort Qualification (PAVE) • Laser Printing & Personalized Letters • Ink Jet Printing – envelopes, self-mailers • Complete Mail Services – fold / insert / meter/ sort