Following a line being invoiced, an adjustment may be required rather than a reversal. In this example the line item for $1500.00 should have been charged at $1550.00. A fifty dollar adjustment is required. Click the arrow on the relevant line.
Select Create an Adjustment Line
An adjustment line has been created, keeping the original invoiced line. Click the arrow to update the amount.
An additional $50.00 will be added
The additional $50.00 can now be invoiced.