4 articles
Why some Shopify customers do not appear in Brevo after syncing with Tajo, and how to resolve each cause.
Find out why the same Shopify customer appears more than once in Brevo and how to merge, prevent, and clean up duplicate contacts through Tajo.
Why campaigns sent through Brevo land in spam and the exact authentication and list steps to fix inbox placement in 2026.
Diagnose and resolve the most common reasons Shopify customers, orders, or products stop syncing to Brevo through Tajo.