I have a credit note and an invoice on the system for the same customer. How can I make the former pay off the latter (same amount)?

Hi Paula,

To allocate the credit note, right-click on it in the Invoices list and
select 'Allocate Credit'. See this page for details:
https://www.solaraccounts.co.uk/help/how-to-allocate-a-credit-note

Fab thanks