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Have a question about a calculator, spotted an error in an article, or want to suggest a new calculator? We read every message and reply within 2 business days. Calculation errors are corrected the same day they are reported.

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Response Times

• Calculation errors: Fixed the same day they are reported
• General questions: Reply within 2 business days
• Feature suggestions: Reviewed weekly — added to the build plan if feasible
• Partnership inquiries: Responded to within 5 business days

Before You Write

Many common questions are already answered in our guides section — particularly the 2026 cost guide and the installation walkthrough. Checking there first will usually get you an answer faster.

What We Can and Cannot Help With

We can help with: calculator questions, formula explanations, article corrections, depth recommendations, unit conversions, and understanding your results.

We cannot help with: specific project quotes, contractor referrals, or on-site installation advice. For project-specific advice, consult a licensed landscape contractor in your area.