explian the process of ordering an item and how the transaction is recorded in the company accounts

___ _'___.._'_ After speaking with Bill it becomes obvious that he doesn't understand how accounts are processed, explain the process of ordering an item and how the transaction is recorded in the company accounts (in your conversation you will need to discuss authorisation, receipt of invoice, matching to purchase order and checking details on order and invoice). What steps would you take if you found a discrepancy on the invoice