Product support and feedback
Contact ResaleMasterLab
Get in touch about product feedback, accessibility, privacy, marketplace coverage, or technical issues.
Email support
Include the affected page, marketplace, listing URL, browser, and a short description of what happened. Do not email marketplace passwords, payment details, private authentication documents, or other sensitive account information.
Listing and transaction disputes
ResaleMasterLab is an independent research workspace and does not process marketplace transactions. Contact the original marketplace for order, shipping, payment, return, or account disputes.
Before production launch
The site operator should configure NEXT_PUBLIC_SUPPORT_EMAIL and verify that the mailbox is active before publishing this page.