...
From the Accounting and Finance Module, select the New Invoice button under the Invoicing heading or from the Invoice Register, the New Invoice button are at the top of the screen, under the menu bar.
You may also find this page helpful if you have already created an invoice How do I add more records to an existing bill?
Step 1: Search a matter to invoice for. The Primary Client will fill from the matter chosen. You can also search by a Fee Earner, Status, or Record Type.
Status: If you wish to show Draft or Unbilled Status transactions. Note: Draft Disbursements will not appear to be billed even if the Draft status is selected. Disbursements must be confirmed before they are able to be billed.
Record Type: This allows you to search between the registers for different transactions e.g. Time, Fixed Fees, Disbursements etc
You can also select 'all' if you want to search for everything.
...