Please follow these correct procedures:

1. Do NOT use any special characters in the COMMENTS field. Eg ,./*-:" etc
2. When you need to re-do a line, please delete the line and add the new item underneath. Do NOT type over the existing part number.
3. When moving between fields on the invoice page, please use the TAB key and NOT the ENTER key.
4. When all the line entries have been done, please press F3 twice to process and NOT the ESC key.
5. Once the invoice have been processed, please give it enough time to process the Delivery note and the Invoice number BEFORE exiting the screen.

6. ALWAYS check the hard copy of your invoice before handing it to the customer.