✔ 最佳答案
If they mentioned is 'unauthorise item' means some of the brand name / products / technique have been registered, if you're not the one who authorize to sell, of coz you cannot sell.
You can email to ebay and telling them you're selling the auth items, not the fake one. They will investigate. for myself, my ebay account has suspended before because of the feedback problem - seller responsibilities. My ebay account takes 1.5 months to reinstate it back.
I know you must feeling headache and unhappy. Take it easy.