Flows:

• OK—Close the form and create the invoice.
• Cancel—Close the form and cancel the invoice creation.

Form where one job is selected:

• Job number—The job number selected for invoicing, or if opening a job that is already invoiced, this is the list of jobs that are included in the invoice.
• Previous invoices—The list of previous invoices associated with the job.
• Invoice options:
  • Edit existing
  • Credit existing
  • Remove existing
  • Overwrite existing
  • New invoice
  • Update details
•  List of samples and their invoice status.
  • Check box—Where a sample is selected, the sample's analysis cost is included in the invoice.
  • Type—The type of sample.
  • Ident—The sample identifier.
  • Ext Ident—The external sample identifier.

Form where multiple jobs are selected:

• List of selected job numbers—The jobs to invoice together.