freight audit

A freight audit vendor is therefore one who examines, adjusts and verifies freight bills for accuracy. Therefore, a freight audit is the process of examining, adjusting and verifying freight bills for accuracy. 'Freight costs.

1. take understanding of whole process of billing , timing of each bill.
2. also make a list of element of documents. and its necessary content. with reference to standard documents.
3. make a judgment of items in which have risk of material misstatement
4 check accordingly using analytical procedure.
5 if necessary take substantial procedure
(i write answer in travelling kindly ignore spelling mistakes.)

Please explain the difference between Freight and Fulfillment and process.