In this example we are going to reverse an item that has previously been invoiced. However a new line item will also be added. Open the item to be reversed by selecting the arrow.
Reverse this line and create a new line item
The amount of $1500.00 has been reversed (in brackets)
And a new line created. To change the amount of the new line click the arrow to update.
Invoice the used items that have been updated (including the reversal in brackets)