C-Cube

be able to put the due date 0, 15 or 30 days (or the number of days you want) in the billing preferences so that the due date is filled in automatically when the invoice is created

Allow the export of a full quarter by email or other means in order to deliver them to the accounting clerk or to import them into an accounting system.

invoice : modify "invoice a quote" in the popup, add YES/NO choice: "Include quote line items" / FR: "Inclure les items de la soumission" than apply this logic: Include each quote line into a invoice line with quantitiy and unit price autofilled (just like when you click "invoice a work order"

Section subtotals and totals in an invoice and submittal grouped together to always be on the same page. (including subtotal, taxes, total, etc.)

Add a default credit note format in invoice printing format

Assign invoice to a project when it was created in a client instead of the project.

be able to send payments from quickbooks to c-cube. otherwise be able to send payments from c-cube to quickbooks Or the 2

be able to put several tax groups to invoice without taxes or with different rates.

Remove a repetition of the summary word on billing in PDF printing. See attached image