Contact

Best way to reach us

Email: bob.marin9613@gmail.com

When reporting an issue, include the page URL and a short explanation of what seems wrong. If the issue relates to a calculation, include the inputs you used and the output you expected.

What messages are most helpful

• Formula or output problems
• Broken internal links or layout issues
• Requests for clarification where the page is easy to misunderstand
• Suggestions for new guides directly related to the site's existing calculator topics

Static-site note: this contact page uses email rather than a form backend so it remains portable when uploaded to simple hosting.