If you need to issue a refund for a customer below outlines how to do this using the return function.
Step-by-step guide
1. Click one of the arrows on the centre bar and choose Sales
2. If you're returning through NEW RETURN follow this step
Find your sales order On the sales screen, in the top right corner locate the button New Return and click it
If you're returning through a customer order follow this step
Find the original sales order and open it up. At the bottom of the screen there will be a button called Create Return. Select this.
There is a checkbox to automatically load the SO QTY into the return. If this is the case check this and then click Create RA.