After the invoice has been issued, you can add a reference or a note to it.
To add a reference or a note to the invoice:
- Tap the list icon to access the invoice list.
- Scroll down or use a search box to find theinvoice you want to add a reference or a note to.
- Tap the invoice in the list to see details.
- In the invoice detail screen, tap the 'Pen' icon beside Reference / Notes label to add a reference or a note. Enter text into the reference or notes field.
- To save, tap ADD. You should be able to see your reference or note on the invoice detail screen.