i sold my ipad on ebay and shipped via ups, but the buyer says he did not get the package. i didnt had signature received selected, but i have 500$ ups insurance. i am going to file claim and stuff but i want to find out are there any options? i have the serial number, and want to find out if apple can track if he activates or uses via itunes. what do i need to tell apple about this? it was 16gb wifi. need help and your guidance.