I HAVE RECEIVED SHIPPIGN BILL THROUGH EMAIL FRO ICEGATE AND FOUND THAT IN SHIPPING BILL THERE ARE TWO WATERMARK SHOWN AS "ASSESSED COPY" AND IN OTHER SHIPPING BILL "LET EXPORT COPY" , CAN ANYONE PLEASE CLARIFY THE DIFFERENCE BETWEEN THE SAME AND LET ME KNOW WHICH SHIPPING BILL IS MORE RELIABLE TO ACCOUNTING PURPOSE