For users who purchased basic or advanced license, we provide technical support by email. Please email us your question, together with your name, registration number, and complete problem description. Based on user's input and our evaluation, we will continue to improve our spreadsheets. Licensed users can request updated versions free of charge.

See Also

1. Discussion forums
2. Related entries in structural wiki - an attempt to develop collaborative documentation for DesignSpreadsheets.com spreadheets using wiki
3. Contact us