Tracking order is only a feature added to show how far the progress of the order given has reached
Usually
All we need
for IMEI services is only:
->Your imei
->Your Master Pin if Predefined at Placing order Stage
If master pin is not defined it is usually number 1
for Server Services Normally not needed because most server orders are done instantly Any way
for shop orders :
->Shopping Order ID (Usually given after the Item is in the shipping Process)
->Email For Non signed users / Username
So User/Client is required to fill in this little fields