What is an eBay Defect Rate?
Your eBay defect rate consists of the number of defects you’ve had which is then divided by the number of non-defective transactions. If you had 4 defects after selling 100 items, your defect rate would be 4%.
Basically, a seller's transaction defect rate is the percentage of your total transactions that had a defect. We don't count more than one defect per transaction.
Why is eBay Defect Rate important?
Your eBay defect rate affects your performance as an eBay seller. If it is bad; you can expect search penalties, selling limitations, eBay store downgrades and even higher fees.
Keeping your defect rate as low as possible is one of the most important things you must do to succeed as an eBay seller.