Once the buyer gets the item, under policy and by common sense, they're
allowed to open and inspect the items.Why should they trust that the
seller is 100% truthful and not passing off some used item by shoving it
in a box and saying new in box?This ...
@greatguitartoyz it wasn't a "bonus item" since it was mentioned in the
listing. You absolutely need to give a partial refund refund or ask the
buyer to return what they did receive for a full refund.