Asks for an undamaged item or a full refund. Gotta wonder about the long delay.But no question on refunding a $12 item which buyer negotiated down to $9.DONE!But is it OK to block suspicious buyers like this?

Yes. I would block them. You don't have to be Einstein to figure that one out.

Buyer says CD has damaged case - 7 weeks after delivery | Selling

Buyer says CD has damaged case - 7 weeks after delivery | Selling | eBay Community