- Go to Payments from the left side menu of the Flavor System.
- Click on Settings. A small popup will appear on the screen.
- Click on the Invoice Configuration options.
- From the Invoice configuration page, click on Subsidiary configuration tab .
- Under the Date & Reminder label, enable the Issue Date toggle switch.
- Below that, enter the number of days and select Before/After in the space provided.
- It means that the Issue date on the invoice view will depend on the number of days before/after the class starts.