A seller resolves a buyer's problem after an eBay Money Back Guarantee request is opened.
A Feedback comment that violates eBay policy, such as containing profanity or links. (The Feedback comment is removed, but the Feedback rating and any related defects aren't removed.)
Shipping-related defects when the transaction doesn't have tracking that enables us to verify on-time order fulfilment and delivery.
When an eBay Money Back Guarantee case results in a refund to the buyer by eBay as a courtesy, without a ruling of who was at fault.