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Have questions, feedback, or found a bug? We'd love to hear from you.

Last updated: May 14, 2026 | Reviewed by Commerce Tally Team

General questions

Questions about ecommerce calculators, fees, shipping, or interpreting results

Bug reports

Found an error in a calculation or something not working correctly

Feature requests

Ideas for new calculators or improvements to existing ones

Email us

Send your questions, bug reports, or feature requests to:

Email Commerce Tally

When reporting bugs

To help us fix issues quickly, please include:

  • Which calculator you were using
  • The inputs you entered
  • What result you expected vs what you got
  • Your browser and device type

What we can help with

Commerce Tally welcomes feedback about calculator usability, unclear wording, broken links, mobile layout problems, accessibility issues, outdated examples, or article topics that would help ecommerce sellers make better planning decisions. If a calculator result seems wrong, the most useful message includes the inputs, the result shown, and the result you expected.

We also appreciate suggestions for new seller tools. Useful requests usually describe the business question, the inputs a seller would know, the result they need, and any platform, shipping, payment, inventory, or tax assumptions that should be explained beside the tool.

What we cannot provide

Commerce Tally does not provide individual tax advice, legal advice, accounting advice, official marketplace support, carrier rate guarantees, or business consulting. Marketplace fees, payment processing rates, shipping surcharges, tax obligations, and return policies can vary by seller account, category, geography, transaction type, and date.

For urgent or business-specific questions, contact the relevant marketplace, payment processor, shipping carrier, tax professional, accountant, attorney, or business advisor. Our calculators and guides are meant to support educational planning and comparison.

Helpful context to include

For calculator questions, please describe the seller scenario in general terms. Helpful details include whether the question relates to profit margin, markup, selling price, marketplace fees, payment processing, shipping cost, dimensional weight, discounts, returns, inventory turnover, or sales tax estimates. You do not need to send private customer data, tax records, marketplace login information, or full financial statements.

For content suggestions, tell us what decision the article should help a seller make. Good ecommerce guide topics usually connect a calculation with a real action, such as choosing a listing price, comparing Etsy and eBay fees, deciding whether free shipping makes sense, understanding return cost, or checking whether a promotion still leaves enough profit.

We review messages with the goal of improving the public site. We may not be able to answer every individual business situation, but clear examples help us improve explanations, prioritize calculator updates, and add guides that are useful to more sellers.

If you are referencing a public platform policy or current fee schedule, include the source link when possible. That helps us check whether a calculator explanation needs a clearer note about editable assumptions, regional differences, category rules, or the difference between an estimate and an official statement.

Response time

We typically respond to emails within 2-3 business days. For urgent tax, accounting, legal, marketplace policy, or business-specific questions, please consult the relevant professional or platform support team who can provide guidance for your specific situation.