eBay

Suddenly tonight, when I log into Ebay and click My Ebay and Selling, I get 2 new buttons that pop-up asking me if I agree to Switch to Seller Hub or another button to go back to MyEbay experience or whatever. Neither button does anything. I've tried...

What happens if I sell a card to someone in Singapore or Russia and I ship it using USPS International with Signature and insurance and the buyer says they never got it? I just left post office and they said they have ways to track packages all the w...