==Cancel Invoice==
*Go to {{#fas:cog}} (SETTINGS->) ACCOUNT->PREFERENCES and set "Lock Invoices" = Yes.
*Lock the invoice you want to cancel.
*Go to "Charges and Payments" and enter the cancelled amount as a negative value to zero the balance.
If required you can set up a different invoice template for cancellations in {{#fas:cog}} (SETTINGS -> ) GUEST MANAGEMENT -> INVOICES. You can choose the template after you clicked on "Print Invoice".
==Different Invoice Address==