• user warning: Unknown column 'u.signature_format' in 'field list' query: SELECT c.cid as cid,, c.nid, c.subject, c.comment, c.format, c.timestamp,, c.mail, c.homepage, u.uid, AS registered_name, u.signature, u.signature_format, u.picture,, c.thread, c.status FROM comments c INNER JOIN users u ON c.uid = u.uid WHERE c.nid = 21799 AND c.status = 0 ORDER BY c.thread DESC LIMIT 0, 50 in /var/www/ on line 991.
  • warning: file_get_contents( [function.file-get-contents]: failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ : eval()'d code on line 4.


USACO Corporation

Established in 1950, USACO has been a leading company in the academic information field for over 60 years. They are expanding their business from journals and books to databases, online digital content and more. Since 2006 they have employed an 4D client-server system developed in-hous to manage product delivery, sales, price quotes, resources and more.